A late 19th Century 1¼in. three draw brass and mahogany telescope by Osborne
A late 19th Century 1¼in. three draw brass and mahogany telescope by Osborne

细节
A late 19th Century 1¼in. three draw brass and mahogany telescope by Osborne
signed by the eye piece Osborne Day or Night London with dust slide, extended length -- 31in. (79cm.)
See illustration