Technical drawing problems, series 2
Spencer, Henry Cecil.
Hill, Ivan Leroy.
New York Macmillan London Collier Macmillan
1974
'... intended primarily for use with "Technical Drawing" (sixth edition, 1974) by Gieske, Mitchell, Spencer, and Hill ...' - Preface
Previous ed.: / by Henry Cecil Spencer. New York : Macmillan, 1961
Mechanical drawing