CONTENTS.

PAGE
A CHARACTER OF CERTAIN PRESERVATIVE FILMS[47]
A SHELLAC VARNISH[47]
BLISTERING OF ALBUMEN SURFACES. By F. W. HART, F.C.S.[47]
COLLODIO-BROMIDE. By J. W. GOUGH[48]
THE FADING OF MERCURY-TONED TRANSPARENCIES. By DON QUIXOTE[48]
NOTES ON PASSING EVENTS. By A PERIPATETIC PHOTOGRAPHER[49]
TRANSALPINE PHOTOGRAPHY. By P. LE NEVE FOSTER, M.A[49]
THE EARS AND THUMBS OF CONTENTION[50]
MEETINGS OF SOCIETIES[53]
CORRESPONDENCE[53]
ANSWERS TO CORRESPONDENTS, &c.[58]