Sam. Heynes

A treatise of trigonometry, plane and spherical, theoretical and practical. In which the several cases of plane and spherical triangles are solved, ... and arithmetically. ... The second edition  Sam. Heynes Paperback. Gale ECCO, Print Editions, 2010-06-16 ISBN 9781171055310     A treatise of trigonometry, plane and spherical, theoretical and practical. In which the several cases of plane and spherical triangles are solved. ... of logarithms, sines, tangents and secants  Sam. Heynes Paperback. Gale ECCO, Print Editions, 2010-06-16 ISBN 9781170986790     A Treatise Of Trigonometry, Plane And Sp  Sam Heynes Hardback. Lightning Source Uk Ltd, ISBN 9781385512470     A Treatise Of Trigonometry, Plane And Sp  Sam Heynes Hardback. Lightning Source Uk Ltd, ISBN 9781385583678