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* backmatter (unopened plate? or reader's doodle?) (detail; 90º cw; inverted; levels 0 1.20 255) ex Directions for Laying Off Ships on the Mould Loft Floor, &c. &c., Designed for the Use of the Students in the School of Naval Architecture. By John Fincham (d. 1859), Superindentent of the School of Naval Architecture, Portsmouth Dock-Yard. Portsea: Printed by William Woodward, on the Hard. 1822 NYPL copy, digitized November 6, 2009 no scan of this edition available at archive.org hence source screen shot but see later (1840) edition, Harvard copy, opens to unchanged preface p iv
to prove it by diagonals 57 words which might be more generally conformable to geometrical science... iv
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