Two one-page printouts from the internet giving biography on Herbert Joseph Larkin and his involvement with Larkin – Sopwith Aviation Co. of Australasia until its closure in 1920; printouts downloaded on 19/08/2010 and 20/08/2010. (As of June 2023, that website no longer exists ie http://oldbeacon.com/beacon/airlines/australia/larkin.htm)
