Lot of two vintage text books on advanced solid and non-Euclidean geometry from the estate of an engineer. There is Solid Analytic Geometry by John M. H. Olmsted and part of the Appleton-Century Mathematics Series. It has 257 pages and is copyright 1947. There is a name on the front endpaper.
There is also Introduction to Non-Euclidean Geometry by Harold Wolfs of Indiana University. It is copyright 1945 and has 247 pages.
These books are both in nice vintage condition, but they do has many underlined passages underlined in green marker.