Dollond & Son, 1750 c.
Optisches Museum, Jena, Germany

Dollond, 1780 c.
Optisches Museum, Jena, Germany

Ramsden, Jesse
Optisches Museum, Jena, Germany

Ramsden, Jesse
Optisches Museum, Jena, Germany

[unknown maker], 1700 c.
Optisches Museum, Jena, Germany

Unknown, 1770 c.
Optisches Museum, Jena, Germany

Unknown, 1775 c.25
Optisches Museum, Jena, Germany

Unknown, 1740 c.
Optisches Museum, Jena, Germany

Unknown, 1750 c.
Optisches Museum, Jena, Germany

Unknown, 1740 c.
Optisches Museum, Jena, Germany

Short, James, 1735
Optisches Museum, Jena, Germany

Sterrop, 1720 c.
Optisches Museum, Jena, Germany

Short, James
Optisches Museum, Jena, Germany

Short, James, 1745 c.
Optisches Museum, Jena, Germany

Father Anian, 1712 c.
Optisches Museum, Jena, Germany

Father Anian, 1701
Optisches Museum, Jena, Germany

Adams, G., 1760 c.
Optisches Museum, Jena, Germany

Unknown, 1700 c.
Optisches Museum, Jena, Germany

Unknown, 1780 c.
Optisches Museum, Jena, Germany

Bourgeois, Jacques, 1680 c.
Coll. Willach, Taegerwilen, Switzerland
RW 022 [2622] [] [2023]

[Le Pere, George]
Coll. Willach, Taegerwilen, Switzerland
RW 133 [26133] [2013 05] [2023]

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

Unknown, 1725 at earliest
Coll. Willach, Taegerwilen, Switzerland
RW 048 [1748] [2013 20] [2023]

[unknown maker], 1528
Galen, De morbis & symptomatis libri sex

[unknown maker]
Saint-Bonnet, Jean de, Cursus philosophici Tomus secundus, Lyon, France

[unknown maker], 1716
Wolff, Christian, Freiherr von, Mathematisches Lexicon, Leipzig, Germany

[unknown maker], 1713
Chauvin, Etienne. Lexicon philosophicum . . .

Cossinus, L. (engraver) Cherubin (designer), 1671
d'Orleans, Pere Cherubin. La Dioptrique oculaire, Paris, France

Anian, 1691
Coll. Willach, Taegerwilen, Switzerland
RW 182 [16182] [2008 02] [2023]]

[unknown maker], 1673
Hevelius, Johannes. Machina coelestis pars prior, Danzig, Poland

Stech, Andreas / Saal, Isaac, 1673
Hevelius, Johannes. Machina coelestis pars prior, Danzig, Poland

Fransone, Gaspare, 1618
Fransone, Gaspare. Argumentum Academici Clypei, Genoa, Italy

Unknown, 1775 c.+25
Louwman Collection of Historic Telescopes, Wassenaar, The Netherlands
LC 52

Blethyn, Theodorus, 1675 c.
Optisches Museum, Jena, Germany
03/0180 1014

Unknown, 1665 c.
Optisches Museum, Jena, Germany
03/0181

Unknown, 1675 c.25
Optisches Museum, Jena, Germany
0 / German 11

Baillou, Francus du, 1759
Optisches Museum, Jena, Germany
03/0177

Baillou, Francus du, 1760 c.
Optisches Museum, Jena, Germany
03/0178

[unknown maker]
Museum Lüneburg, Lüneburg, Germany
1050 Elfeld

Unknown, 1675 c.
Museum Lüneburg, Lüneburg, Germany
R. 1053

Unknown, 1640 c.10
Museum Lüneburg, Lüneburg, Germany
R. 1052 Ritter

Moschino, Giusepee, 1650 c.
National Maritime Museum, Greenwich (London), England
NAV1493

Unknown, 1660
National Maritime Museum, Greenwich (London), England
NAV1548

Unknown, 1660 c.
National Maritime Museum, Greenwich (London), England
NAV1553

Sansedonius, Franc, 1730
National Maritime Museum, Greenwich (London), England
NAV1551

Dollond, 1770 c.
National Maritime Museum, Greenwich (London), England
AST0922

Unknown, 1730 c.
National Maritime Museum, Greenwich (London), England
NAV1510

Dollond, 1770 c.
National Maritime Museum, Greenwich (London), England
AST0927

Dollond, 1775 c.25
National Maritime Museum, Greenwich (London), England
AST0933

Unknown, 1760 c.
National Maritime Museum, Greenwich (London), England
NAV1519