New Edition of Hints on Silver-Glass Reflecting Telescopes Manufactured by Mr. G. Calver, F.R.A.S. / with Directions for Silvering, Adjusting, &c.

by George Calver

NEW EDITION
OF
HINTS
ON
Silvered-Glass Reflecting
TELESCOPES

MANUFACTURED BY

MR. G. CALVER, F.R.A.S.

WITH DIRECTIONS FOR SILVERING, ADJUSTING, &c.

1877.

GEORGE CALVER,

HILL HOUSE, WIDFORD,

CHELMSFORD, ESSEX.