00645cam a22002051 4500 GSU 20260506172107.0 740304r19341930enka 000 0 eng DLC GSU DLC eng rda QA531 DUR Durell, Clement V. Clement Vavasor 1882- Matriculation trigonometry, Clement Durell London, G. Bell and Sons, limited ©1966 xv, 151 pages diagrams. 19 cm. text txt rdacontent unmediated n rdamedia volume nc rdacarrier Trigonometry. lcc BK QA531 QA DUR 0 2656 2656