ACROSS

8. Awkward diner, and it's upset the old Chairman's composure (3,6,6)

9. Did he design the tank well? Very much more, of course (7)

10. All the same LNE paints mixture would wear well (7)

12. Zero enclosure - it's that sort of day at Quainton (4)

13. Your compiler starts to put on weight (works on the GC) (6)

14. ASLEF members have to work in an abstraction of soporific abnormality (3)

15. Bird-like signal (5)

16. Greenly's favourite river (3)

17. Pilot assistance in the South-East for a Southern 4-4-0 (5)

20. Ford Works, giving this first priority but with diminished capital, made locos not cars (3)

21. Some locos were on good terms with them, it used to be said (6)

25. F.W. Webb put it before his country, but the whole thing was rather a flop (7)

26. Wager a toothed rail can be put in for support (7)

28. A space-film set is remodelled to depict a train with some haste - rather unusual (4-4,7)

DOWN

1. Monopoly station under threat of change (9,6)

2. He's always on the look-out for railcars and shunters (8)

3. Addition to the station's overheads? Starting with just one old penny it might be so upon you (6)

4. At least one bit of work to be got out of the LNER Garratt (3)

5. Southerly breeze, signal at "stop" : God's Wonderful Railway knew all about it there (7)

6. Lord, put your foot down hard, running the LMS (5)

7. Streamlined Government personality ... (7,8)

11 .... and coming through the rye legs are broken in finding his designer (7)

18. Whoops, mate! Emergency brake device required (4-4)

19. 4 Down's loco pushed just such trains (7)

22. On one of 8 Across's companies, initially, a phenomenal start would look positively angelic (6)

24. A potent Southern Knight, he did bear seven, with just one down and then two up on either side (5)

27. Took on board an article with tractive effort (3)

Notes:
The text in this Quainton Railway Society publication was written in 1980 and so does not reflect events in the 34+ years since publication. The text and photographs are repeated verbatim from the original publication, with only a few minor grammar changes but some clarifying notes are added if deemed necessary. The photos from the original publication are provided as scans in this internet version of this long out of print publication.

Reference:
Prize Xmas Crossword - Quainton News No. 39 - Autumn / Winter 1980