Technical memorandum.

no.3,6-7,9-17,19-24 1940; no.98-112 1940; no.113-125 1940; no.2 (1942); no.3 1947; no.6 1948; no.13-22 (1950-51); no.17-21 1950-51; no.22-26 1951; no.25-26,35,41-57,59 1951; no.11-12 (1949/52); no.11-16 1949-1952; no.27-30 1952; no.23-30 (1952-53); no.31-43 (1953); no.31-36 1953; no.37-40 1953; no.41-46 1953-1954; no.45-51 (1954); no.47-53 1954; no.53-74 (1954-55); no.54-57 1954-1955; no.59-63 1954-1955; no.58 1955; no.60-79 1955; no.71-75 1955; no.64-70 1954-1956; no.75-85 (1955-56); no.76-80 1955-1956; no.80-97 1956-1957; no.86-97 (1956-57); no.94-106 1957-1958; no.98-117 (1957-59); no.118-132 (1959-62); no.126-135 1961-1963; v.1-7; v.8-22; v.23-38; v.39-51; v.52-64; v.65-78; v.79-93; v.94-103; v.104-117; v.118-122; v.123-132; v.133-135; no.1-15; no.10; no.16-29; no.17-18; no.26-28; no.50-64; no.65-76; no.77-85; no.86-93; no.94-101; no.102-114; no.107-111; no.112-123; no.116-125; no.124-135