All images from slides taken by DV Thomas unless otherwise attributed.

1. Herstmonceux Castle from the SE (RTC pavilion in background), 1959

2. Herstmonceux Castle from the SW, [1960?]

3. Herstmonceux Castle from the N, 1959

4. Herstmonceux Castle courtyard, 1959

5. Rhododendrons: Herstmonceux Castle grounds, [1960?]

6. RGO Herstmonceux Equatorial Group: 28" dome L; Astrographic (13") dome R, 1963

7. RGO Herstmonceux Equatorial Group: 36"(Yapp) dome L, 1963.

8. RGO Herstmonceux. View SW from Equatorial Group: Met Pavilion L; 26" dome R; West Building and Solar Dome middle distance, 1963

9. RGO 36" Yapp Reflector (David Jones observing).

10. RGO 30" reflector (Dianne Harmer adjusting).

11. RGO INT 2.5m reflector in Cassegraine mode (Mike Lowne observing).

12. RGO INT 2.5m reflector in Cassegraine mode.

13. Danjon Astrolabe OPL no.9 at Herstmonceux, showing camera timing modification. NB. RGO photo accidentally reversed. See 'RO Bulletin' 92, plate 2 for a better reproduction; also plate 1 for photo of Astrolabe Hut, and figure 2 for site layout.

14. Danjon Astrolabe sectional diagram. Copied from A Danjon 1958, MNRAS 118 p.411.

15. Herstmonceux Astrolabe observers, 1963. L-R: Roy Wallis, Irene Saunders, David Thomas, Wally Grimwood, Sheila Osbon.

16. Herstmonceux Astrolabe observers in the Astrolabe Hut, 1963. L-R: David Thomas, Irene Saunders, Roy Wallis, Wally Grimwood, Sheila Osbon.

17. Herstmonceux PZT observers, 1963. L-R: Maureen Harmer, Nathy O’Hora, David Thomas, Roy Wallis, Valerie Page.

18. Herstmonceux PZT observers, 1963. L-R: Roy Wallis, Maureen Harmer, David Thomas, Valerie Page, Nathy O’Hora.

19. RGO Meridian Department, c. 1959. L-R: R H Tucker, Linda (later Alexander), Mike Buontempo, 2 unidentifiable females at the back, Maureen Harmer, Rosemary Cornford, Ken Blackwell, Valerie Page, unknown female, Tony Shrapnell, Irene Saunders, Joe Gietzen, Andrew Murray, Cecil Harris, Sheila Osbon, Brian Scales, L S T Symms (Head Dept.) R A d’E Atkinson (Chief Assistant).

20. Astronomer Royal (Woolley) with Prince Philip on a visit to RGO at Herstmonceux Castle, 1958

21. Tercentenary Sundial at RGO, admired by young members of Thomas families, 1975

22-25. Thomas family visit RO Greenwich, 1975

26. RO Cape, from across Liesbeck River. Devil’s Peak at back: Kay Thomas and local lads collecting wild lilies in foreground. 1965

27. Bush fire adjacent to RO Cape, viewed from No.3 RO, c.1966

28. View N from roof of RO Cape main building. Elizabeth Dome, L; dome housing photometric telescope, R, c. 1966

29. No.3, RO Cape, 1965. Home to Thomas family 1964-67. Kay Thomas in foreground.

30. UK staff at No.3 RO Cape, c. 1966. Standing: Stuart Malin, Prof R H Stoy (H.M Astronomer). Seated L-R: Rosemary Yallop, Harry Cook, Mary Stoy, Roy Wallis, Irene Malin, Jill Wallis, Peter Corben, Janet Cook, Toni Thomas, Audrey Corben.