(1842-1905) B.A., M.A., M.B. A school inspector by trade. He built the 12½" reflector (the largest in Canada at the time) that he used to observe the heavens from his observatory on Talbot Street in Simcoe, Ontario.
Mare Crisium as sketched by E.M. Brook on December 3rd, 1895 at Simcoe, Ontario. 12-inch reflector.
Clavius, as sketched by Miss Helen Stennett, Simcoe, Ontario, 1897. 12½" reflector.
Clavius, as sketched by Miss Cora Beemer, Simcoe, Ontario, 1897.
The Bay of Rainbows, as sketched by Miss Cora Beemer, Simcoe, Ontario, 1897. 12½" reflector.
The Moon, photographed on 1896 February 22nd by J.J. Wadsworth of Simcoe, Ontario.
This photo was published in the RASC 1905 Transactions.
Dr. Wadsworth's 12½-inch reflector in Simcoe, Ontario.
This photo was published in the RASC Selected Papers and Proceedings, 1902-03.
Saturn, as seen in Dr. J.J. Wadsworth’s Reflector, Simcoe Ont. in July 1895.
Drawn by Miss Eva M. Brook. Published in TAPST, 1895.
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