93 Sqn Linebook No. 2 - Page 22 - Birdie Biggs in for some more "leg pulling".   This refers to his skill, learnt at sea, in making model ships in bottles.   He obviously also wrote a book about it for which the price was DM9.80 or 16s 10d then.(At Dec2013 Prices=£18.36).   (Thanks to RAF Museum.)