Research memorandum.

T-7 (1947); no.103-104,106,109,111,118,122-123,130,133-135 1949; no.144-145,148,151,154-155,161,163,165,168,175-177 1949; no.179,183-184,187,190,193-197,199 1949; no.201-203,205,208,210,213,218,224 1949; no.226-227,233-234,241,243,245-246,248,250 1949; no.252,260-261,267,271-274 1949; no.302-303,309-310,316,318-321 1949-1950; no.339; no.425; no.525; no.528; no.539; no.566; no.704; no.707; no.734; no.735; no.753; no.754; no.767; no.788; no.803-1; no.804; no.841,844,848,856pt.1,857-859; no.900; no.923; no.924; no.981; no.1055; no.1112; no.1116; no.1119; no.1125; no.1126; no.1127; no.1129; no.1131; no.1163; no.1223; no.1225; no.1226; no.1248; no.1372; no.1407; no.1409-1411-1414,1416-1418 1955; no.1421; no.1423; no.1440; no.1441; no.1443; no.1443-1444 1949-1950; no.323,328-330,336 1950; no.376,386-387,391,393,398 1950; no.406-408,411-414,417,421 1950; no.424-425 1950; no.427-429,432-433,435-436,442 1950; no.444-448,450,453-454,456 1950; no.464,474,477-478,481-482,484,488,490-491,499 1950; no.524-525 1950; no.501-502,504,510,515 1950-1951; no.555,563,566,568-569,593-598 1950-1951; no.528,534,536,538-540,544,549 1951; no.605,608,610-611,614-615,618-620,635,638 1951; no.660,670-671,673-679 1951; no.684,686,688-690,693,697-687 1951; no.744-745,747-748 1951-1952; no.752-754 1952; no.759,763,767,769-770,776-778,780 1952; no.788,789pt.1,791,793pt.1,794 1952; no.802-804 1952; no.814,815pt.1,817-819 1952; no.880-881,884-885,889,894-895,897-898 1952; no.913-914,916-917,920-921 1952; no.926-930 1952; no.933,935-936,948-950,953-954,967-969 1952; no.971-973,978,980-981,989-1,994 1952; no.702-707 1953; no.821pt.1 1953; no.1055-1056 1953; no.1225-1226 1954; no.1241-1243 1954; no.1250-1251 1954; no.1263-1270 1954; no.1285pt.1 1954; no.1300 1954; no.1391-1392,1399 1954; no.1438-1442 1954-1955; no.1452-1453,1459,1470,1474,1476,1479-1480 1955; no.1482; no.1486; no.1486-1487 1955; no.1487; no.1488; no.1488-1489 1955; no.1491-1492,1497-1498 1955; no.1500-1501,1504-1506 1955; no.1506; no.1511-1512,1517,1519 1955; no.1521-1522,1524,1526,15