The rest of the Farnborough photos are:

11 1958 XG447 Bristol 192
12 58 G-AKTW Air Ambulance Widgeon
13 58 G-APLE Westminster
14 58 XL880 Whirlwind HAS7
15 58 Lee has identified these earlier.
16 1957 Part of 12 Gannet Flypast.
17 57 27 huinter F5 flypast.
18 1958 22 Hunter F6 loop.
19 Part of Javelin flypast: 27 a/c in 1957; 45 in 1958!
20 58 G-AOVI Britannia 312.
21 58 G-APDA Comet 4.
22 Probably company demonstrator, Scimitar F1, XD218 in 1957 as no squadron markings are visible.
23 57 XA918 Victor B1.
24 58 XA930 or 936 Victor B1
25 57 XA918 again with Accountant and Gannet behind to clinch it as 1957.
26/27 57 VX770 Vulcan prototype. It was also present in 1958 but offstage with a missing rudder.
28 58 XD862 Valiant B1 90 Sqn. XA911 Vulcan B1 83 Sqn. XA936 Victor B1 10 Sqn.

Many thanks for letting us share these photos; they really conjure up the memories!
Jim