


silver-plated single-draw brass prospect glass with painted decorations showing classical figures

Ivory draw tube opera glass telescope
1834-1837

miniature prospect or spyglass (Galilean)
1675-1685

Spyglass, 1765
1751-1775

Opera Glass by George Adams, London, 1750-1795
1750-1795

Spyglass by Edward Nairne, 1749-1775
1749-1775

single opera glass (prospect glass; spy glass)
1745-1755

Achromatic prospect glass telescope
1795-1805

Achromatic prospect glass telescope
1795-1805

Single opera glass, ivory body covered with turned decoration
1822

prospect glass (spyglass)
1701-1800

novelty spyglass (prospect glass?), 2-draw tube, i
1701-1800

Prospect glass (spyglass)
1725-1735

small telescope (prospect glass; spyglass; opera glass)
1759

Prospect glass
1701-1800

Small prospect glass (or opera or spyglass)
1745-1755

Prospect glass (or opera or spyglass)
1745-1755

Spyglass Covered with Green Shagreen, 1751-1775
1751-1775

Opera Glass, 1775-1800

Prospect spyglass telescope with shagreen tube and horn or darkened ivory lens mounts
1745-1755

Monocular opera glasses (Galilean type) with ivory covered gilded brass tube
1850-1910

Opera glass telescope
1838-1862

Achromatic prospect glass telescope
1794-1823

Prospect glass
1794-1823

Single Opera Glass by Chevalier
1800-1848

Achromatic prospect glass telescope
1809-1842

Spyglass (prospect glass), one draw tube
1725-1735

prospect glass (or spyglass) by J. Dollond & Son
1751-1775

prospect glass (spyglass; opera glass)
1745-1755

Black ivory single opera glass
1790-1890

Prospect glass
1800-1810

spyglass (prospect glass)
1725-1735

Non-achomatic prospect glass telescope
1790-1829

Six-draw single gilt opera glass
1820

Non-achromatic prospect glass telescope
1774-1793
Skeleton Opera Glass (c.1830)
1830
Single Opera Glass by Chevalier
1800-1848
Single opera glass, 1-draw tube, covered with black fishskin, with case
circa 1730
Miniature opera glass telescope with red leather case.
1800-1899
Prospect glass (spyglass) telescope in fishskin case
1730-1780
Miniature folding opera glass in case
1800-1850
Single opera glass, with turned decorated ivory body, in red leather case
1822
Opera glass telescope with gilded brass tube and leather case
1820-1840
Folding single opera glass with case
1830-1870
Double opera glass, incomplete
opera glass telescope in case
1850-1870