401 (Ernst Leitz; stereoscopic binocular microscope; c. 1960)*

402 (Charles Baker; stereo microscope; 1930s – 1940s)*

403 (Watson Barnet; binocular dissecting microscope; c. 1966)*

404 (Carl Zeiss; stereo microscope Technival; c. 1977)*

405 (Prior; Stereomaster microscope; 1980s)*

406 (R & J Beck; Binomax; 1930s)*

407 (Charles Baker; Sterimag stereoscopic microscope; early 1960s)*

408 (Ernst Leitz; stereoscopic binocular microscope; late 1930s)*

409 (R & J Beck; Stereoscopic microscope Binomax; 1930s)*

410 (R & J Beck; Laboratory metallurgical microscope London model, No. 3228; 1950s)*

411 (J Swift; polarising microscope, model P; 1950s)*

412 (Carl Zeiss and J Swift; Zeiss’s Greenough microscope on a Swift’s foot; mid-1930s)*

413 (Spencer; microscope Nº. 44; c. 1919)*

414 (Carl Zeiss; Greenough binocular microscope stand XA; c. 1930)*

415 (Prior; Stereoscopic microscope; 1940s)*

416 (Charles Perry; stereo microscope, model Prefect; 1960s)*

417 (Leitz; stereoscopic binocular microscope Greenough; c. 1935)*

418 (Vickers Instruments; Steros II microscope; c. 1966)*

419 (Nachet; stereo microscope; 1940s)*

420 (E. Leitz; stereo microscope; c. 1960)*

421 (W. Watson & Sons; Praxis microscope; 1914)*

422 (Carl Zeiss; binocular stand magnifier XII F; c. 1940)*

423 (R. Winkel; continental type microscope; 1917)*

424 (Olympus; stereoscopic microscope, model VA-II; c. 1970)*

425 (unassigned maker; stereoscopic microscope; mid-20th century)*

426 (Carl Zeiss; Greenough’s binocular microscope, stand Xa; c. 1900)*

427 (W. Watson & Sons; Greenough’s binocular microscope, pattern 2; c. 1935)*

428 (Prior; compound microscope; 1939)*

429 (Charles Baker; Biolux II electric microscope; 1950s)*

430 (Fuess; metallurgical microscope; c. 1930)*

431 (Charles Baker; Greenough binocular microscope; c. 1940)*

432 (unassigned maker; dissecting microscope; mid-20th century)*

433 (W. Watson & Sons; stereoscopic microscope on the “Nine Fifty” stand; mid-20th century)*

434 (W. Watson & Sons; Greenhough stereoscopic microscope; 1959)*

435 (American Optical; stereoscopic microscope series 25; 1960s)*

436 (W. Watson & Sons; Service microscope; 1960)*

437 (Spencer; convertible binocular microscope No. 58; 1920s)*

438 (Carl Zeiss; Greenough’s binocular microscope, stand X; late 1930s)*

439 (R & J Beck; Greenough’s binocular microscope; 1950s)*

440 (Prior; compound microscope; 1970s)*

441 (R & J Beck; Greenough’s binocular microscope; 1950s)*

442 (Prior; stereoscopic microscope; 1950s)*

443 (R & J Beck; stereoscopic microscope Greenough; 1960s)*

444 (C. Baker; Patholette research microscope; 1960s)*

445 (C. Baker; inverted Patholette microscope; 1960s)*

446 (Carl Zeiss; binocular stand XB; c. 1912)*

447 (R & J Beck; Diamax microscope; 1960s)*

448 (Ernst Leitz; stereoscopic binocular microscope; c. 1958)*

449 (W. Watson & Sons; Greenough binocular dissecting microscope; 1947)*

450 (W. Watson & Sons; Greenough stereoscopic microscope; 1966)*

451 (R & J Beck; stereoscopic microscope; 1960s)*

452 (Charles Perry; stereoscopic microscope; 1940s)*

453 (Bausch & Lomb; stereoscopic microscope with drum nosepiece; c. 1927)*

454 (assigned to Prior; simple dissecting microscope; 1960s)*

455 (Bausch & Lomb; stereoscopic microscope, model BKT; 1943)*

456 (R & J Beck; stereoscopic microscope Greenough; 1960s)*

457 (Vickers; Patholux microscope; 1960s)**

458 (J Casartelli & Son; cloth counting glass; early 20th century)

459 (W. Matthews; compound microscope; c. 1860)

460 (E. Leitz; dissecting simple microscope; c. 1900)

461 (assigned to Townson & Mercer; dissecting simple microscope; c. 1900)

462 (replica of an Antonie van Leeuwenhoek microscope)

463 (Wild Heerbrugg; microscope M11; 1960s)

464 (Paul Waechter; microscope stand IX; c. 1885)

465 (unknown maker; boxed type microscope; late 19^th century)

466 (unknown maker; mid-19^th century)

467 (unknown maker; flower microscope; 19th century)

468 (unknown maker; mid-19^th century)

469 (Maw, Son & Thompson; School of Arts type microscope; c. 1880)

470 (Pillischer; ‘The International’ microscope, c. 1877)

471 (Thomas Armstrong & Brother; thread counter, c. 1910)

472 (unassigned maker; flower microscope; 19th century)

473 (John Nesbitt; thread counter, early 20th century)

474 (Unassigned maker; seed or insect live-cage pocket microscope; second half of 19th century)

475 (Prior; simple dissecting microscope; 1940s)

476 (Wild Heerbrugg; stereoscopic microscope M5; 1960s)

477 (J. Zentmayer; dissecting microscope; c. 1890)

478 (Unassigned maker; seed or insect live-cage pocket microscope; c. 1900)

479 (Unassigned maker; student microscope; c. 1860)

480 (The Science Accessories Co; Midgard pocket microscope; c. 1920)

481 (unassigned maker; drum microscope; c. 1870)

482 (JT Slug; student microscope; c. 1865)

483A (unknown maker; simple microscope; 19^th century)

483B (unknown maker; simple microscope; 19^th century)

484 (J Parkes & Son; Travelling microscope; c. 1880)

485 (R Field & Son; Society of Arts microscope; c. 1860)

486 (Smith & Beck; Student’s microscope; c. 1857)

487 (unassigned maker; botanical microscope; first half of the 19^th century)

488 (unassigned maker; linen proving microscope; late 19^th century)

489 (Britex; Universal ACHRO prover x8; mid-20th century)

490 (unassigned maker; folding linen tester; late 19th century to the early 20th century)

491 (unassigned maker; folding linen tester; late 19th century to the early 20th century)

492 (unassigned maker; short tripod microscope; c. 1900)

493 (unassigned maker; short tripod microscope; c. 1900)

494 (unassigned maker; Large drum microscope; mid 19th century)

495 (unassigned maker; drum microscope; mid 19^th century)

496 (Charles Baker; compound microscope; c. 1860)

497 (Hartnack & Prazmowski; microscope stand III-A; c. 1875)

498 (Olympus; stereoscopic microscope, model JM; c. 1970)

499 (CW Dixey; student microscope; 1880s)

500 (Unassigned maker; pocket microscope pen; mid-20th century)