Washington, DC: United States Government Printing Office, 1934. Hardcover. Small 4to. 226pp. Extensive tables. Very good. Blue oval inkstamp of nautical instrument maker Negus on front flyleaf. Item #33801
Fifteenth edition, a quite tight and handsome copy of this oft-reprinted astronomy classic, a Hydrographic Office publication (H.O. No. 71) -- and judging from the number of printings, an edge-of-your-seat page turner it is!