Wale, Samuel & Charles Grignion, 1750 c.
Wellcome Images, London, United Kingdom
46334i

Warris, William
Louwman Collection of Historic Telescopes, Wassenaar, The Netherlands
LC 232

Watkins, 1760 c.
National Maritime Museum, Greenwich (London), England
NAV1535

Watkins, Unconfirmed
Louwman Collection of Historic Telescopes, Wassenaar, The Netherlands
PL.10

Watkins
Dumfries Museum & Camera Obscura, Dumfries, Scotland
DUMFM:1966.24

Watkins & Hill, 1800 c.+50
Louwman Collection of Historic Telescopes, Wassenaar, The Netherlands
LC 383

Watkins, Francis, 1760 c.
National Maritime Museum, Greenwich (London), England
NAV1539

Watkins, Francis, 1780 c.
National Maritime Museum, Greenwich (London), England
AST0959

Widman, Daniel
Scheiner, Christoph, Rosa ursina sive sol, Bracciano, Italy

Wiesel
Coll. Willach, Taegerwilen, Switzerland
RW 185 [26185 / 16185] [] [2023]

Willevaux, P. Petrus Fran[cisc]us de, 1703 c.
Adler Planetarium and Astronomy Museum, Chicago, USA
M-430

Wright, Thomas, 1710 c.+38
National Maritime Museum, Greenwich (London), England
AST0951

Yarwell, John, 1690 c.10
Coll. Willach, Taegerwilen, Switzerland
RW 144 [26144] [2013 13] [2023]

Yarwell, John, 1690 c.10
Coll. Willach, Taegerwilen, Switzerland
RW 143 [26143] [2013 11] [2023]

Yarwell, John [attributed], 1687 c.
Louwman Collection of Historic Telescopes, Wassenaar, The Netherlands
LC 37

Zahn, J., 1702
Rieker, Rolf, Fernrohre und ihre Meister, Germany, Berlin

Zeiss, Carl (replica), 1932
Optisches Museum, Jena, Germany