THE CLOSED COVERING OF THIS TELESCOPE IS LEATHER COVERING BRASS. IT WAS MADE BY ROSS, LONDON 1915. TEL SIG (MK111 ) ALSO G.S. NO. 7579. WHEN FOLDED SHUT IT IS 11 3/4 INCHES LONG. FULLY PULLED OUT IT IS 31 3/4 INCHES LONG. THE FRONT OPENING IS 2 3/4 INCHES IN DIAMETER. THE EYE PIECE IS 1 3/4 INCHES IN DIAMETER. THERE ARE 3 PULL OUTS TO FOCUS. AT THE FRONT IS A 3 INCH PULL OUT TO SHADE THE FRONT GLASS AND IMPROVE FOCUS. ITS IN VERY GOOD CONDITION. PRICE $125.00