Details
A 4-inch reflecting telescope
signed B. Martin, London in lacquered-brass with screw-rod focusing, speculum mirror, lens cap, two eyepieces and micrometer eyepiece, in fitted mahogany case, (lacks stand); a copy of Telescopic Work for Starlight Evenings by W.F. Denning; and related correspondence
signed B. Martin, London in lacquered-brass with screw-rod focusing, speculum mirror, lens cap, two eyepieces and micrometer eyepiece, in fitted mahogany case, (lacks stand); a copy of Telescopic Work for Starlight Evenings by W.F. Denning; and related correspondence