cover 1905-1910 postcards (five) showing "belted-oval" cachets for "RMS LORD OF THE ISLES" (superb in black, mainly good to fine in violet), also seven other items: and 1954, a study collection of the Aircraft Crash at Prestwick, with the cachet "SALVAGED MAIL/AIRCRAFT CRASH/PRESTWICK 15.12.53" on covers or airletters (6), and two other relevant items, also a 1937 cover showing the cachet of the "Cygnus" crash, mainly good to fine strikes. (21 items)