Mann & Ayscough, 1744
Coll. Willach, Taegerwilen, Switzerland
RW 147 [17147] [2006 3] [2023]

le Père, George, 1744
Adler Planetarium and Astronomy Museum, Chicago, USA
M-442

Day, John, 1743 c.20
Coll. Willach, Taegerwilen, Switzerland
RW ??? [1781] [2013 19] [2023]

Scarlett, Edward, 1741 c.
Coll. Willach, Taegerwilen, Switzerland
RW 165 [51] [2005 01] [2023]

Dumont, Martin and Dheulland, 1741
Le Monnier, P. C., Histoire celeste ou recueil de toutes les observations astronomiques faites par ordre du Roy, Paris, France

Unknown, 1740 c.
National Maritime Museum, Greenwich (London), England
NAV1499

Unknown, 1740 c.
National Maritime Museum, Greenwich (London), England
NAV1497

Unknown, 1740 c.
National Maritime Museum, Greenwich (London), England
NAV1558

Sterrop, George, 1740 c.
National Maritime Museum, Greenwich (London), England
NAV1514

Hamel, 1740 c.
National Maritime Museum, Greenwich (London), England
NAV1500

Unknown, 1740 c.
National Maritime Museum, Greenwich (London), England
NAV1498

Unknown, 1740 c.
Coll. Willach, Taegerwilen, Switzerland
RW 076 [69] [2006 [7] [2023]

Loft, Mathew, 1740 c.
Coll. Willach, Taegerwilen, Switzerland
RW 107 [52] [2006 28] [2023]

Unknown, 1740 c.
Optisches Museum, Jena, Germany

Cuff, John, 1740 c.
Scotney Castle, Kent, United Kingdom
Nat Trust Inv No 791633

Unknown, 1740 c.
Optisches Museum, Jena, Germany

Unknown, 1740 c.
Optisches Museum, Jena, Germany

[unknown maker], 1740
Martin, Benjamin, A New and Compendious System of Optics, London, United Kingdom

Baillou, Franciscus, 1738
Adler Planetarium and Astronomy Museum, Chicago, USA
M-431

Baillou, François, 1738
Adler Planetarium and Astronomy Museum, Chicago, USA
M-131

[unknown maker], 1738
Smith, Robert, A compleat system of opticks

[unknown maker], 1738
Voltaire, Elemens de la philosophie de Neuton, Amsterdam, The Netherlands

Cuff, John, 1736
National Maritime Museum, Greenwich (London), England
NAV1526

Unsigned, 1735 c.15
Adler Planetarium and Astronomy Museum, Chicago, USA
M-459

Patroni, Pietro, 1735
Louwman Collection of Historic Telescopes, Wassenaar, The Netherlands
LC 70

Short, James, 1735
Coll. Willach, Taegerwilen, Switzerland
RW 154 [21] [] [2023]

[unknown maker], 1735
Horrebow, Peter, Basis Astronomiae sive Astronomiae pars Mechanica, Havniae

[unknown maker], 1735
Gregory, David, Elements of Catoptrics and Dioptrics, London, United Kingdom

[unknown maker], 1735
Gregory, David, Elements of Catoptrics and Dioptrics, London, United Kingdom

Short, James, 1735
Optisches Museum, Jena, Germany

Short, James, 1734
Coll. Willach, Taegerwilen, Switzerland
RW 061 [73] [] [2023]

[unknown maker], 1733
Helfenzrieder, Johann, Tubus astronomicus amplissimi campe

[unknown maker], 1732
Fuller, Samuel, Practical Astronomy, in the Description and Use of Both Globes, Orrery and Telescopes, Dublin, Ireland

Unknown, 1730 c.
National Maritime Museum, Greenwich (London), England
NAV1521

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

Unknown, 1730 c.
National Maritime Museum, Greenwich (London), England
NAV1530

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

[unknown maker], 1728
Bianchini, Francesco. Hesperi et Phosphori nova phenomena, sive Observationes circa planetam Veneris, Rome, Italy

Graham, George, 1727
National Maritime Museum, Greenwich (London), England
AST0992

Buttieri, Carlo Antonio, 1726
Louwman Collection of Historic Telescopes, Wassenaar, The Netherlands
LC 64

[unknown maker], 1726
Gregory, David, Physical & Geometric Elements of Astronomy, Geneva, Switzerland

Rudolph, Johann Gottlob, 1725 c.25
Adler Planetarium and Astronomy Museum, Chicago, USA
M-446

Unknown, 1725 c.25
Adler Planetarium and Astronomy Museum, Chicago, USA
M-452

Semitecolo, Leonardo, 1725 c.25
Mathematisch-Physikalischer Salon / Staatliche Kunstsammlungen Dresden, Dresden, Germany
CIF 30

Cramer, Gerrit, 1725 c.25
Louwman Collection of Historic Telescopes, Wassenaar, The Netherlands
LC 89

Unknown, 1725 c.25
Louwman Collection of Historic Telescopes, Wassenaar, The Netherlands
LC 43

Unknown, 1725 c.25
Louwman Collection of Historic Telescopes, Wassenaar, The Netherlands
LC 47

Unknown, 1725 c.25
Louwman Collection of Historic Telescopes, Wassenaar, The Netherlands
LC 48

Burlini, Biasio, 1725 c.25
Louwman Collection of Historic Telescopes, Wassenaar, The Netherlands
LC 67

Unknown, 1725 c.25
Louwman Collection of Historic Telescopes, Wassenaar, The Netherlands
LC 97