Todd, Charles, Sir, 1826-1910.
Sir Charles Todd letters to H. Y. L. Brown, circa 1893-1899.
Astronomer and meteorologist. Government Astronomer, Superintendent of Telegraphs and later Postmaster-General, South Australia 1855-1906.
Astronomers lcsh
Brown, H. Y. L.
AIP-ICOS
Geological Survey of South Australia. Department of Mines and Energy. PO Box 151, Eastwood, SA 5063