Silver catadioptric pocket microscope invented and made by John Clark, Edinburgh, 1751

Section of an achromatic microscope with mechanical stage and fine adjustment, sectioned by J Parkes & Son, Birmingham, England,1864

Microscope of brass, fixed pillar, in wooden box, by John Cuff, London, England, c. 1745

Simple microscope, with fish skin case and various accessories, made by John Clark, Edinburgh, in 1776

Compass microscope in brass with an ivory handle, fitted with a Lieberkuhn eyepiece and with a spike to hold the specimen, unsigned, late 18th century

Simple microscope, in a fish-skin case with accessories, by John Clark, Edinburgh, 1773

Late seventeenth century hand microscope in brass with four powers in rotating wheel, with adjustable spike for holding specimen, also with a mahogany box, made in the late 17th century

Compound microscope made by J. Finlayson, Edinburgh, 1743, with an ebony stand with a divided drawer containing several accessories, in a mahogany case with a drawer containing mineral samples

Powell and Lealand No. 1 microscope, 170, dated 1887 on swivel arm, with 1/2 and 1/5 objectives

Microscope, small, with box of lenses, used by Fox Talbot, made and signed by Andrew Ross of London, 19th century

Reflecting microscope, with wooden box base containing accessories, purchased by Fox Talbot, signed and made by Giovanni Amici of Modena, Italy, 1822

Marshall's microscope, walnut body and brass stand, with the royal coat of arms embossed on leather, late 17th century

Folding pocket microscope in a case, a microscope of simple type with point for impaling insects, the small handle and magnifying glass folding inwards to make microscope compact for carrying, c. 1800

Simple microscope by George Lindsay, 1745, tripod pillar missing, no accessories or lenses, inscribed "Geo. Lindsay Invent. & Fec."

Three-pillared microscope in brass, unsigned with a trade card for Breuler, flourished 1781 - 1829, and in a pyramidal wooden box with two drawers containing slides and accessories

Compound microscope, in wooden box, presented to Dr John Hutton Balfour by lady students who attended his first Popular Course of Lectures in botany, signed and made by Andrew Ross of London, 1843