Marked on one eye piece 'Lemaire Paris' and 'A. Rosenthal Ottawa' on the other.

Nice overall condition, and in good working order.

Some scuffs to the leather, well commensurate to the age

Circa 1920

Approx. 4" wide, 3" high fully extended.

Mrs. A. Rosenthal was the wife of financier Efraim Rosenthal of Ottawa.