UNION POSTALE UNIVERSELLE
POST CARD—GREAT BRITAIN & IRELAND
(GRANDE BRETAGNE ET IRLANDE)
THE ADDRESS ONLY TO BE WRITTEN ON THIS SIDE.
G. E. Lumsden, Esq.
Astronomical & Physical Society
68 Radcliffe Square
I send you by this mail a short paper on "The Distance of the Nebulae," which I hope will arrive in time for your purpose. I should have complied more promptly with your request but for a previous, and very pressing engagement. Pray accept my best congratulations on the prosperity of the Society.
A. M. Clerke