Miles M-35 Libellula --3¼in (8.2cm); Percival Prentice T.1 --7½in (19cm); Avro Athena T.1.a, serial VM 125 --6½in (16.5cm); Fairchild Argus I --6in (15.2cm); Miles Mercury 2, serial HM 583 --5in (12.7cm); B.P.Balliol T.2 --6¾in (17cm); Miles Martinet TT1 --6½in (16.5cm); Percival Vega Gull, serial L 7272 --6½in (16.5cm); Fairchild Argus III, 411 sqdn. --5½in (14cm) (10)