Log Book: 13-inch Boyden Refractor Spectrum Plates (13h42m to 16h00m) (B, A, F stars)

Lists of stars, giving basic stellar data and exposure instructions for each. Several stars are struck through with red. Some entire pages are struck through. Has 12 blank pages. No dates appear in the book. From the book cover: "13-inch Boyden / Spectrum Plates / 13h 42m - 16h 00m / B, A & F type Stars". n/a. Extent: 1 volume containing 14 pages. Size and dimensions of original material: Grey cloth-bound hard cover notebook. Height 26cm, width 20cm, depth 1cm. Condition of original material: stable. Custodial history: N/a. Arrangement: N/a. Alternative calendar and date: N/a, N/a Author(s)/Creator(s): English. Scribe(s): Latin. Publisher(s): Left-to-Right. Editor(s): Unrestricted. Volume number: N/a. Original institution reference: B040.