2 matching record(s)

file D (Stack)Gingerich, O.

"Application of High speed computers to the History of Astronomy"

offrint from Vistas in Astronomy, vol. 9, 1968.

[1968-433]

1968

file U (Stack)Gingerich, O.

"What is an English mounting"

offprint from Sky and Telescope, vol. 34, 1967.

[1968-432]

1967