Log Book: 13-inch Boyden Refractor Spectrum Plates: B, A, F stars (Book 1)
Scope & Content:
A list of young-type stars for a program of spectral photography ("1 prism. 60[minute] exposure."). For each star, basic data is listed, and stars of particular note are flagged. Several entries in the list are struck through, often followed by a pencilled number, which is possibly the correspon...
Log Book: 10-inch and 8-inch Programmes (1929-1932)
Scope & Content:
Log book of programmes on the 10-inch Metcalf and 8-inch Bache telescopes, roughly from 1929 to 1932. The book is written from both ends. The front cover is titled "10-inch + 8-inch / 1932" and the back cover is "MF Program [deleted] See OVER". On the left inner board a summary is given: "10-inc...
This series consists of daily records of weather conditions as recorded at Boyden Observatory, from 1947 to 1979. Note that two earlier volumes of weather data can be found in the "Astronomical Log Books" series, which is how they were originally arranged at the Observatory. Taken together, thes...
Boyden Observatory Monthly Weather Logs: 1970 December to 1974 February.
Scope & Content:
Monthly summary sheets, covering the period 1970 December to 1974 February. Time sheets, giving the names of observers, telescopes used, partner observatory and/or project name, and the number of hours of work per night, also include comments about weather conditions, for each day of the month. ...
Weather records at Boyden Observatory, from 01 Jan 1947 to 30 Nov 1979, made twice per day, noting maximum and minimum temperatures, rainfall, wind conditions, number of useable observing hours, ratings of conditions, and identity of the recorder. Relatively humidity and barometric pressure is s...
A collection of photographic glass plate negatives (gelatin dry plates) holding images taken from Boyden Observatory, primarily with the ADH Telescope and the 10-inch Metcalf Telescope. A remarkably small number of astrophotographs (images of celestial objects) have survived in the Boyden Collec...
A collection of images taken from Boyden Observatory, primarily with the ADH Telescope and the 10-inch Metcalf Telescope. n/a. Extent: 32 glass plates. Size and dimensions of original material: Height 25cm, width 20cm, thickness 0.3cm. Condition of original material: Stable. Custodial histo...
Plate number 2175. 30-minute exposure with the 36-cm Hamburg-Schmidt by J.P. Eksteen, for the Hoher List Observatory Milky Way program. Circular image, about 8° across, with North up and East to the left. The bright star is alpha Centauri. Extent: 1 glass negative in envelope. Condition of ori...
Un-numbered, undated plate (no envelope) showing a field in Virgo (North to the left, East to the bottom, plate centre 13h 06m, -00° 57', 26° wide). The brightest star is Spica. Extent: 1 glass negative. Condition of original material: Stable. Author(s)/Creator(s): English. Scribe(s): Latin....
Un-numbered, undated plate (no envelope) showing a field of view just under 3° wide. Extent: 1 glass negative. Condition of original material: Poor. Corner missing, chips, emulsion damage near edge. Author(s)/Creator(s): English. Scribe(s): Latin. Publisher(s): Left-to-Right. Editor(s): Un...
