UNION POSTALE UNIVERSELLE
POST CARD—GREAT BRITAIN & IRELAND
(GRANDE BRETAGNE ET IRLANDE)
THE ADDRESS ONLY TO BE WRITTEN ON THIS SIDE.
The Secretary
Astronomical & Physical Society
of Toronto
Technical School Buildings
Toronto, Canada
Nautical Almanac Office.
3 Verulam Buildings, Gray's Inn
London W.C.
Apr 11. 1899