| APPENDIX A | |||||||
| ALL DATA COMBINED | |||||||
| Data | Experimenter | Date | c | Error | Meth | Code | Comments |
| No | Value | Bar | |||||
| 1 | Roemer/Froome&Essen | 1675.0 | 215,000.0000 | - | 1.00 | D | Of Historical Interest Only |
| 2 | Roemer/Setterfield | 1675.0 | 307,500.0000 | 5,400.00 | 1.00 | O | |
| 3 | Cassini | 1693.0 | 352,000.0000 | 18,000.00 | 1.00 | O | |
| 4 | Bradley/Busch | 1727.0 | 303,434.0000 | 750 | 2.00 | M* | Setterfield - Table 3 |
| 5 | Bradley/Newcomb(KO) | 1727.0 | 299,289.0000 | 1,750.00 | 2.00 | M* | Setterfield - Table 2 |
| 6 | Bradley/Froome&Essen | 1727.0 | 301,000.0000 | - | 2.00 | S | |
| 7 | Bradley/Auwers(KO) | 1727.0 | 301,416.0000 | 1,070.00 | 2.00 | M* | Setterfield - Table 2 |
| 8 | Bradley(KO) | 1727.0 | 303,430.0000 | 750.00 | 2.00 | M* | Setterfield - Table 2 |
| 9 | Auwers(Wanstead) | 1737.0 | 300,313.0000 | 920.00 | 2.00 | M* | Setterfield - Table 2 |
| 10 | Busch(WO) | 1737.0 | 304,103.0000 | 750.00 | 2.00 | M* | Setterfield - Table 2 |
| 11 | Delambre | 1738.0 | 303,320.0000 | 1,000.00 | 1.00 | * | |
| 12 | Bradley/Setterfield | 1740.0 | 300,650.0000 | 750.00 | 2.00 | S | Setterfield - Table 11 |
| 13 | Peters(GO) | 1752.0 | 299,406.0000 | 1,150.00 | 2.00 | M* | Setterfield - Table 2 |
| 14 | Bessel(Greenwich) | 1752.0 | 300,093.0000 | 1,150.00 | 2.00 | M* | Setterfield - Table 2 |
| 15 | Martin | 1759.0 | 303,440.0000 | 350.00 | 1.00 | * | |
| 16 | Encycl.Britannica | 1771.0 | 302,220.0000 | 620.00 | 1.00 | S | Combination of previous values? |
| 17 | Lindenau(PO) | 1783.0 | 300,460.0000 | 160.00 | 2.00 | * | |
| 18 | Struve(PO) | 1841.0 | 300,270.0000 | 250.00 | 2.00 | * | |
| 19 | Folk-Struve(PO) | 1841.0 | 300,340.0000 | 120.00 | 2.00 | * | |
| 20 | Lindenhager(PO) | 1843.0 | 299,760.0000 | 180.00 | 2.00 | * | |
| 21 | Struve(PO) | 1843.0 | 300,020.0000 | 160.00 | 2.00 | * | |
| 22 | Fizeau(Textbook) | 1849.5 | 313,300.0000 | 10,000.00 | 3.00 | RJ | rough approximations - Fizeau |
| 23 | Fizeau(Journal) | 1849.5 | 315,300.0000 | 10,000.00 | 3.00 | RJ | rough approximations - Fizeau |
| 24 | Fizeau | 1855.0 | 298,000.0000 | 5,000.00 | 3.00 | S | Original source uncertain |
| 25 | Fizeau | 1855.0 | 305,650.0000 | 5,000.00 | 3.00 | S | Original source uncertain |
| 26 | Weber/Kohlrausch | 1856.0 | 310,700.0000 | 20,000.00 | 7.00 | D | Not in vacuo |
| 27 | Weber/Kohlrausch | 1856.0 | 310,800.0000 | - | 7.00 | em | |
| 28 | Nyren/Peters | 1858.0 | 299,800.0000 | 190.00 | 2.00 | * | |
| 29 | Glasnapp | 1861.0 | 300,050.0000 | 150.00 | 1.00 | M* | |
| 30 | Foucault | 1862.8 | 298,000.0000 | 500.00 | 4.00 | RJ | Unfavourable conditions-Todd |
| 31 | Newcomb(WO) | 1864.5 | 299,870.0000 | 130.00 | 2.00 | * | |
| 32 | Glyden(PO) | 1866.5 | 301,050.0000 | 200.00 | 2.00 | * | |
| 33 | Maxwell | 1868.0 | 284,000.0000 | 20,000.00 | 7.00 | D | not in vacuo |
| 34 | Maxwell | 1868.0 | 284,300.0000 | - | 7.00 | em | |
| 35 | Nyren/Glyden(PO) | 1868.0 | 299,440.0000 | 200.00 | 2.00 | * | |
| 36 | Thomson/King | 1869.0 | 280,900.0000 | 8,300.00 | 7.00 | em | |
| 37 | Nyren/Wagner(PO) | 1870.0 | 299,980.0000 | 60.00 | 2.00 | * | |
| 38 | Cornu | 1872.0 | 298,500.0000 | 900.00 | 3.00 | D | Redone 1874 |
| 39 | Nyren(PO) | 1873.0 | 299,580.0000 | 200.00 | 2.00 | * | |
| 40 | McKichan | 1874.0 | 289,700.0000 | 6,800.00 | 7.00 | em | |
| 41 | Cornu/Dorsey | 1874.8 | 299,900.0000 | 600.00 | 3.00 | M* | |
| 42 | Cornu/Helmert | 1874.8 | 299,990.0000 | 200.00 | 3.00 | M* | |
| 43 | Cornu | 1874.8 | 300,400.0000 | 800.00 | 3.00 | M* | |
| 44 | Harvard(1844-1909) | 1876.5 | 299,921.0000 | 13.00 | 1.00 | M* | |
| 45 | Sampson | 1876.5 | 300,011.0000 | 13.00 | 1.00 | M* | |
| 46 | Michelson/Dorsey | 1878.0 | 300,500.0000 | 3500 | 4 | D | Redone in 1879 |
| 47 | Michelson | 1878.0 | 300,140.0000 | 700.00 | 4.00 | D | Redone in 1879 |
| 48 | Ayrton/Perry | 1879.0 | 296,000.0000 | 3,000.00 | 7.00 | D | not in vacuo |
| 49 | Ayrton/Perry | 1879.0 | 296,100.0000 | - | 7.00 | em | |
| 50 | Hockin | 1879.0 | 296,700.0000 | 3,000.00 | 7.00 | em | |
| 51 | Rowland | 1879.0 | 298,400.0000 | 3,400.00 | 7.00 | em | |
| 52 | Nyren(PO) | 1879.5 | 299,440.0000 | 200.00 | 2.00 | * | |
| 53 | Michelson/Dorsey | 1879.5 | 299,900.0000 | 200.00 | 4.00 | M* | |
| 54 | Michelson | 1879.5 | 299,910.0000 | 50.00 | 4.00 | M* | |
| 55 | Michelson/Birge | 1879.5 | 299,990.0000 | 200.00 | 4.00 | M* | |
| 56 | Shida | 1880.0 | 295,500.0000 | 3,000.00 | 7.00 | D | not in vacuo |
| 57 | Shida | 1880.0 | 295,600.0000 | - | 7.00 | em | |
| 58 | Young/Forbes | 1880.0 | 301,382.0000 | 2,000.00 | 3.00 | RJ | Rejected by most peers |
| 59 | Nyren(PO) | 1880.5 | 299,480.0000 | 130.00 | 2.00 | * | |
| 60 | Stoletov | 1881.0 | 299,000.0000 | 2,000.00 | 7.00 | em | |
| 61 | Newcomb/Dorsey | 1881.8 | 299,780.0000 | 80.00 | 4.00 | D | Initial values Newcomb rejected |
| 62 | Newcomb | 1881.8 | 299,810.0000 | 50.00 | 4.00 | D | Only 1882 value accepted |
| 63 | Exner | 1882.0 | 287,000.0000 | 23,000.00 | 7.00 | em | |
| 64 | Newcomb | 1882.7 | 299,860.0000 | 30.00 | 4.00 | * | |
| 65 | Michelson/Dorsey | 1882.8 | 299,850.0000 | 250.00 | 4.00 | M* | |
| 66 | Michelson | 1882.8 | 299,853.0000 | 60.00 | 4.00 | M* | |
| 67 | Thomson | 1883.0 | 296,400.0000 | 20,000.00 | 7.00 | em | |
| 68 | Nyren(PO) | 1883.0 | 299,850.0000 | 90.00 | 2.00 | * | |
| 69 | Klemencic | 1884.0 | 301,880.0000 | 1,500.00 | 7.00 | D | not in vacuo |
| 70 | Klemencic | 1884.0 | 302,000.0000 | - | 7.00 | em | |
| 71 | Colley | 1886.0 | 301,500.0000 | 6,000.00 | 7.00 | em | |
| 72 | Himstedt | 1887.0 | 300,570.0000 | 750.00 | 7.00 | D | not in vacuo |
| 73 | Himstedt | 1887.0 | 301,000.0000 | - | 7.00 | em | |
| 74 | Thomson et al | 1888.0 | 292,000.0000 | 5,250.00 | 7.00 | em | |
| 75 | Rosa | 1889.0 | 300,000.0000 | 800.00 | 7.00 | D | not in vacuo |
| 76 | Rosa | 1889.0 | 300,090.0000 | - | 7.00 | em | |
| 77 | W.Thomson | 1889.0 | 300,500.0000 | 1,000.00 | 7.00 | em | |
| 78 | Kustner(BO) | 1889.5 | 299,870.0000 | 260.00 | 2.00 | * | |
| 79 | Marcuse | 1889.5 | 299,870.0000 | 180.00 | 2.00 | * | |
| 80 | Doolittle(FO) | 1889.5 | 300,460.0000 | 130.00 | 2.00 | * | |
| 81 | J.J.Thomson/Searle | 1890.0 | 299,090.0000 | - | 7.00 | em | Froome&Essen |
| 82 | J.J.Thomson/Searle | 1890.0 | 299,690.0000 | 600.00 | 7.00 | D | Not in vacuo |
| 83 | Comstock | 1890.5 | 300,560.0000 | 170.00 | 2.00 | * | |
| 84 | Pellat | 1891.0 | 300,920.0000 | 600.00 | 7.00 | D | not in vacuo |
| 85 | Pellat | 1891.0 | 301,010.0000 | - | 7.00 | em | |
| 86 | Blondot | 1891.0 | 302,200.0000 | 8,500.00 | 6.00 | O | Outlier |
| 87 | Batterman(BO) | 1891.5 | 299,630.0000 | 170.00 | 2.00 | * | |
| 88 | Chandler(BO) | 1891.5 | 299,630.0000 | 170.00 | 2.00 | * | |
| 89 | Marcuse(BO) | 1891.5 | 299,640.0000 | 130.00 | 2.00 | * | |
| 90 | Becker(SO) | 1891.5 | 300,170.0000 | 200.00 | 2.00 | * | |
| 91 | Preston(HO) | 1891.5 | 300,750.0000 | 730.00 | 2.00 | * | |
| 92 | Abraham | 1892.0 | 299,220.0000 | - | 7.00 | em | |
| 93 | Abraham | 1892.0 | 299,850.0000 | 350.00 | 7.00 | D | not in vacuo |
| 94 | Becker(SO) | 1892.5 | 300,090.0000 | 180.00 | 2.00 | * | |
| 95 | Blondot | 1893.0 | 297,200.0000 | 5,500.00 | 6.00 | O | Outlier |
| 96 | Davidson(SFO) | 1893.0 | 300,020.0000 | 200.00 | 2.00 | * | |
| 97 | Rhys/Davis(FO) | 1894.5 | 300,430.0000 | 190.00 | 2.00 | * | |
| 98 | Trowbridge/Duane | 1895.0 | 300,395.0000 | 5,600.00 | 6.00 | s.w. | |
| 99 | Rhys/Jacob/David(FO) | 1896.0 | 300,170.0000 | 150.00 | 2.00 | * | |
| 100 | Rhys/Davis(FO) | 1896.5 | 300,170.0000 | 170.00 | 2.00 | * | |
| 101 | Saunders | 1897.0 | 299,795.0000 | 3,300.00 | 6.00 | s.w | |
| 102 | Hermuzescu | 1897.0 | 300,100.0000 | 300.00 | 7.00 | D | not in vacuo |
| 103 | Grachev/Kowalski(KO) | 1897.0 | 300,150.0000 | 100.00 | 2.00 | * | |
| 104 | Hermuzescu | 1897.0 | 300,190.0000 | - | 7.00 | em | |
| 105 | Perot/Fabry | 1898.0 | 299,730.0000 | 300.00 | 7.00 | D | not in vacuo |
| 106 | Perot/Fabry | 1898.0 | 299,870.0000 | - | 7.00 | em | |
| 107 | Webster | 1898.0 | 302,590.0000 | 3,000.00 | 7.00 | em | |
| 108 | Grachev(KO) | 1898.5 | 299,380.0000 | 100.00 | 2.00 | * | |
| 109 | Rhys/Davis(FO) | 1898.5 | 300,170.0000 | 170.00 | 2.00 | * | |
| 110 | Maclean | 1899.0 | 299,195.0000 | 5,000.00 | 6.00 | s.w | |
| 111 | Grachev(KO) | 1899.0 | 300,110.0000 | 100.00 | 2.00 | * | |
| 112 | Lodge/Glazebrook | 1899.0 | 300,900.0000 | 12,000.00 | 7.00 | D | not in vacuo |
| 113 | Lodge/Glazebrook | 1899.0 | 301,000.0000 | - | 7.00 | em | |
| 114 | Perrotin | 1900.4 | 299,900.0000 | 80.00 | 3.00 | M* | |
| 115 | Perrotin/Dorsey | 1900.4 | 300,000.0000 | 1,000.00 | 3.00 | M* | |
| 116 | Perrotin/Prim | 1900.4 | 300,032.0000 | 215.00 | 3.00 | M* | |
| 117 | Inter.Lat.Service | 1900.5 | 299,480.0000 | 60.00 | 2.00 | * | |
| 118 | Perrotin-avg | 1901.4 | 299,880.0000 | 50.00 | 3.00 | S | Average of other data |
| 119 | I.L.S. | 1901.5 | 299,440.0000 | 60.00 | 2.00 | * | |
| 120 | Doolittle(FO) | 1901.5 | 299,540.0000 | 130.00 | 2.00 | * | |
| 121 | Perrotin | 1902.4 | 299,860.0000 | 80.00 | 3.00 | M* | |
| 122 | Perrotin/Prim | 1902.4 | 299,901.0000 | 84.00 | 3.00 | M* | |
| 123 | Doolittle(FO) | 1903.0 | 299,360.0000 | 130.00 | 2.00 | * | |
| 124 | Ogburn(FO) | 1904.5 | 300,250.0000 | 170.00 | 2.00 | * | |
| 125 | Bonsdorf(PO) | 1905.0 | 299,710.0000 | 100.00 | 2.00 | * | |
| 126 | Doolittle(FO) | 1905.0 | 300,080.0000 | 130.00 | 2.00 | * | |
| 127 | Doolittle(FO) | 1906.0 | 299,760.0000 | 130.00 | 2.00 | * | |
| 128 | Rosa,Dorsey/F&E | 1906.0 | 299,788.0000 | 10.00 | 7.00 | D | Adjusted by Birge |
| 129 | Rosa,Dorsey/Birge | 1906.0 | 299,784.0000 | 10.00 | 7.00 | D | |
| 130 | Rosa,Dorsey/Dorsey | 1906.0 | 299,803.0000 | 30.00 | 7.00 | * | |
| 131 | Bonsdorf(PO) | 1906.5 | 299,650.0000 | 120.00 | 2.00 | * | |
| 132 | Bayswater(I.L.S.) | 1907.0 | 299,550.0000 | 100.00 | 2.00 | * | |
| 133 | Doolittle(FO) | 1907.0 | 299,670.0000 | 130.00 | 2.00 | * | |
| 134 | I.L.S. | 1907.5 | 299,360.0000 | 60.00 | 2.00 | * | |
| 135 | Orlov | 1907.5 | 299,860.0000 | 120.00 | 2.00 | * | |
| 136 | Doolittle(FO) | 1908.0 | 299,630.0000 | 180.00 | 2.00 | * | |
| 137 | I.L.S. | 1908.5 | 299,410.0000 | 60.00 | 2.00 | * | |
| 138 | Semenov | 1908.5 | 299,460.0000 | 150.00 | 2.00 | * | |
| 139 | Doolittle(FO) | 1909.0 | 299,440.0000 | 130.00 | 2.00 | * | |
| 140 | Semenov | 1909.5 | 299,610.0000 | 190.00 | 2.00 | * | |
| 141 | Zemtsov | 1909.5 | 299,730.0000 | 200.00 | 2.00 | * | |
| 142 | Doolittle(FO) | 1910.0 | 299,710.0000 | 120.00 | 2.00 | * | |
| 143 | Numerov(PO) | 1914.0 | 299,640.0000 | 200.00 | 2.00 | * | |
| 144 | Tsimmerman(PO) | 1916.0 | 299,520.0000 | 200.00 | 2.00 | * | |
| 145 | Kulikov(PO) | 1922.0 | 299,550.0000 | 60.00 | 2.00 | * | |
| 146 | Mercier | 1923.0 | 299,700.0000 | 30.00 | 6.00 | D | not in vacuo |
| 147 | Mercier | 1923.0 | 299,795.0000 | 30.00 | 6.00 | * | |
| 148 | Spencer-Jones(GO) | 1923.5 | 299,760.0000 | 60.00 | 2.00 | * | |
| 149 | Michelson/Dorsey | 1924.6 | 299,800.0000 | 70.00 | 5.00 | D | Adjusted by Birge |
| 150 | Michelson | 1924.6 | 299,802.0000 | 30.00 | 5.00 | * | |
| 151 | Berg(PO) | 1926.5 | 299,670.0000 | 200.00 | 2.00 | * | |
| 152 | Michelson | 1926.5 | 299,796.0000 | 15.00 | 5.00 | M* | Adjusted by Birge |
| 153 | Michelson/Birge | 1926.5 | 299,798.0000 | 15.00 | 5.00 | * | |
| 154 | Mittelstaedt | 1928.0 | 299,778.0000 | 10.00 | 8.00 | D | Adjusted by Birge |
| 155 | Mittelstaedt/Birge | 1928.0 | 299,786.0000 | 10.00 | 8.00 | * | |
| 156 | Spencer-Jones(GO) | 1928.0 | 300,090.0000 | 150.00 | 2.00 | * | |
| 157 | Spencer-Jones | 1930.5 | 299,630.0000 | 60.00 | 2.00 | * | |
| 158 | Pease-Pearson | 1932.5 | 299,774.0000 | 10.00 | 5.00 | * | |
| 159 | Sollenberger(WO) | 1933.0 | 300,420.0000 | 60.00 | 2.00 | * | |
| 160 | Romanskaya(PO) | 1935.0 | 299,570.0000 | 100.00 | 2.00 | * | |
| 161 | Rabe | 1935.5 | 299,920.0000 | 60.00 | 2.00 | * | |
| 162 | Anderson | 1936.8 | 299,771.0000 | 10.00 | 8.00 | * | |
| 163 | Huttel | 1937.0 | 299,768.0000 | 10.00 | 8.00 | D | Adjusted by Birge |
| 164 | Huttel/Birge | 1937.0 | 299,771.0000 | 10.00 | 8.00 | * | |
| 165 | Anderson | 1940.0 | 299,776.0000 | 10.00 | 8.00 | * | |
| 166 | Jones | 1947.0 | 299,687.0000 | 25.00 | 10.00 | R | Lacks humidity measurements |
| 167 | Smith,Franklin,Whiting | 1947.0 | 299,695.0000 | 50.00 | 10.00 | R | Lacks humidity measurements |
| 168 | Essen,Gordon-Smith | 1947.0 | 299,792.0000 | 3.00 | 9.00 | * | |
| 169 | Essen,Gordon-Smith | 1947.0 | 299,798.0000 | 3.00 | 9.00 | O | Outlier |
| 170 | Jones,Conford | 1949.0 | 299,701.0000 | 25.00 | 10.00 | R | Lacks humidity measurements |
| 171 | Aslakson | 1949.0 | 299,792.4000 | 2.40 | 10.00 | D | Systematic error corrected #180 |
| 172 | Bergstrand | 1949.0 | 299,796.0000 | 2.00 | 11.00 | * | |
| 173 | Houstoun | 1950.0 | 299,775.0000 | 9.00 | 18.00 | qm | |
| 174 | McKinley | 1950.0 | 299,780.0000 | 70.00 | 18.00 | qm | |
| 175 | Hansen,Bol | 1950.0 | 299789.3000 | 1.20 | 9.00 | D | Corrected for skin effect #177 |
| 176 | Essen | 1950.0 | 299,792.5000 | 1.00 | 9.00 | * | |
| 177 | Bergstrand | 1950.0 | 299,793.1000 | 0.26 | 11.00 | * | |
| 178 | Hansen,Bol | 1950.0 | 299,794.3000 | 1.20 | 9.00 | * | |
| 179 | Froome | 1951.0 | 299,792.6000 | 0.70 | 12.00 | * | |
| 180 | Bergstrand | 1951.0 | 299,793.1000 | 0.40 | 11.00 | * | |
| 181 | Aslakson | 1951.0 | 299,794.2000 | 1.90 | 10.00 | * | |
| 182 | Rank,Ruth,Vander Sluis | 1952.0 | 299,776.0000 | 15.00 | 13.00 | O | |
| 183 | Bergstrand | 1953.0 | 299,792.8500 | 0.16 | 11.00 | * | |
| 184 | Rank,Shearer,Wiggans | 1954.0 | 299,789.8000 | 3.00 | 13.00 | RJ | Wavelength error-Mulligan |
| 185 | Froome | 1954.0 | 299,792.7500 | 0.30 | 12.00 | * | |
| 186 | Florman | 1954.0 | 299,795.1000 | 3.10 | 12.00 | * | |
| 187 | Plyler,Blaine,Connor | 1955.0 | 299,792.0000 | 6.00 | 13.00 | * | |
| 188 | Scholdstrom | 1955.0 | 299,792.4000 | 0.40 | 11.00 | * | |
| 189 | Rank,Bennett,Benett | 1956.0 | 299,791.9000 | 2.00 | 13.00 | * | |
| 190 | Edge | 1956.0 | 299,792.2000 | 0.13 | 11.00 | * | |
| 191 | Edge | 1956.0 | 299,792.4000 | 0.11 | 11.00 | * | |
| 192 | Wadley | 1956.0 | 299,792.7000 | 2.00 | 14.00 | * | |
| 193 | Wadley | 1956.0 | 299,792.9000 | 2.00 | 14.00 | * | |
| 194 | Wadley | 1957.0 | 299,792.6000 | 1.20 | 14.00 | * | |
| 195 | Froome | 1958.0 | 299,792.5000 | 0.10 | 12.00 | * | |
| 196 | Kolibayev | 1960.0 | 299,792.6000 | 0.06 | 11.00 | * | |
| 197 | Karolus | 1966.0 | 299,792.4400 | 0.20 | 15.00 | * | |
| 198 | Grosse | 1967.0 | 299,792.5000 | 0.05 | 11.00 | * | |
| 199 | Simkin et al | 1967.0 | 299,792.5600 | 0.11 | 16.00 | * | |
| 200 | NRC,NBS | 1972.0 | 299,792.4600 | 0.01 | 17.00 | * | Atomic clock measurements |
| 201 | Bay,Luther,White | 1972.0 | 299,792.4620 | 0.02 | 17.00 | * | Atomic clock measurements |
| 202 | Evenson et al | 1973.0 | 299,792.4574 | 0.00 | 17.00 | * | Atomic clock measurements |
| 203 | NRC,NBS | 1973.0 | 299,792.4580 | 0.00 | 17.00 | * | Atomic clock measurements |
| 204 | Blaney et al | 1974.0 | 299,792.4590 | 0.00 | 17.00 | * | Atomic clock measurements |
| 205 | Woods,Shotton,Rowley | 1978.0 | 299,792.4588 | 0.00 | 17.00 | * | Atomic clock measurements |
| 206 | Baird,Smith,Whitford | 1979.0 | 299,792.4581 | 0.00 | 17.00 | * | Atomic clock measurements |
| 207 | NBS | 1983.0 | 299,792.4586 | 0.00 | 17.00 | * | Atomic clock measurements |
| LEGEND | METHODS | ||||||
| S secondary data | 1 | Roemer | 10 | Radar | |||
| D defective data | 2 | Aberration | 11 | Geodimeter | |||
| * accepted independent experimental data | 3 | Toothed-wheel | 12 | Inferometer | |||
| M* multiple values of single experiment | 4 | Moving mirror | 13 | Spectral lines | |||
| R radar | 5 | Rotating mirror | 14 | Tellurometer | |||
| em electromagnetic method | 6 | Standing wire | 15 | Modulated Light | |||
| qm quartz modulator | 7 | EMU/ESU | 16 | Microwave Inferometer | |||
| s.w. standing wire | 8 | Kerr cell | 17 | Laser | |||
| O outlier | 9 | Cavity Resonator | 18 | Quartz modulator | |||
| RJ-rejected | |||||||