Maker: Marshall, John

Year:

Year Range: 1685-1723

Year Notes:

Manufacturing Location: England

Signature: I. Marshall

Signature Notes:

Inscriptions:

No stand present.

Collection: Louwman Collection of Historic Telescopes

Accession #: LC 39

Sources:

Tiemen Cocquyt, "400 Years of Telescopes" booklet, Zeeuws Museum, 2008. Item 8.

Louwman, P.J.K., and Zuidervaart, H.J., "A Certain Instrument to See Far: Four Centuries of Styling the Telescope Illustrated by a Selection of Treasures from the Louwman Collection of Historic Telescopes". Wassenaar, 2009. p. 67. #43.

Louwman, P.J.K., and Zuidervaart, H.J., "A Certain Instrument for Seeing Far: Four Centuries of Styling the Telescope Illustrated by a Selection of Treasures from the Louwman Collection of Historic Telescopes". Wassenaar, 2013. p. 75.

Public Notes:

Cardboard, leather, wood construction. John Marshall (?-1723) was one of the most productive telescope makers in London around 1700 and decorated his telescopes with gold embossing.

Objective tube covered with black leather. Three pasteboard drawtubes with green coloured leather with nice gold tooling, resembling Turner (1966), nos. 23 and 29. Signed at the last ocular tube.

Length (open): 700

Length (closed): 280

F-ratio:

Exit pupil:

Object status:

Objective type: singlet

Optical style

Physical style spyglass

Functional style

Materials: leather, pasteboard, gold tooling

Drawtube data:

Drawtube notes:

Objective Data

Eyepieces

Notes: