Montreal in 1729 Size:Standard: 6 x 4in Back cover illustration from 'Le

Back cover illustration from 'Le Petit Journal'

who worked under Pinkerton

Geodesist and metrologist Henry Kater (1777-1835) invented Kater's pendulum in 1817 which enabled the strength of gravity to be determined

View of Queen Victoria's royal progress through the City of London

Montreal in 1729 Size:Standard: 6 x 4in Back cover illustration from 'Le'Montreal in 1729', (1877). Illustration from Popular history of the Dominion of Canada, with art illustrations, from the earliest settlement of the British American colonies to the present time; together with portrait engravings and biographical sketches of the most distinguished men of the nation by Charles R Tuttle, (1877 1879).