49mm or less

Stanley London Engravable 10" Victorian Polished Brass Desk Telescope The Stanley London® solid brass 10-inch Brass Victorian Desk Telescope is the...

Stanley London 42mm Engravable Polished Brass Table-top Telescope This powerful Stanley London® 42mm Engravable Polished Brass Table-Top Telescope...

Stanley London 38mm Engravable Hardwood& Polished Brass Desk Telescope This Engravable Hardwood and Polished Brass Desk Telescope is a beautifu...