Harvard-Smithsonian Center for Astrophysics Harvard Observatory Plate Stacks RH Series Observing Logs Volume 4 12 September 1929 - 27 March 1930

Volume 01: 1928-01-01 - 1928-08-13 (00001-00440) Volume 02: 1928-08-15 - 1929-02-18 (00441-01019) Volume 03: 1929-02-20 - 1930-09-11 (01020-01478) Volume 04: 1929-09-12 - 1930-03-27 (01479-02026) Volume 05: 1930-03-28 - 1930-09-19 (02027-02459) Volume 06: 1930-09-22 - 1931-04-14 (02460-03060) Volume 07: 1931-04-15 - 1931-11-04 (03061-03576) Volume 08: 1931-11-05 - 1932-05-05 (03577-04157) Volume 09: 1932-05-08 - 1932-09-23 (04158-04848) Volume 10: 1932-09-24 - 1933-05-11 (04849-05097) Volume 11: 1933-05-14 - 1934-07-22 (05098-06116) Volume 12: 1934-08-05 - 1937-03-23 (06117-07606) Volume 13: 1937-03-29 - 1939-07-12 (07607-08967) Volume 14: 1939-07-13 - 1941-06-20 (08968-10380) Volume 15: 1941-06-21 - 1943-07-02 (10381-11566) Volume 16: 1943-07-06 - 1944-02-25 (11567-12245) Volume 17: 1944-01-30 - 1945-11-05 (12242-13498) Volume 18: 1945-11-06 - 1948-09-05 (13499-14720) Volume 19: 1948-09-07 - 1952-04-29 (14721-15834) Volume 20: 1952-07-13 - 1952-11-28 (15835-15906) Logbook displays in this window. To switch to two-window display, click here.

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