Cubans I guess I had better check my 1920 it might be one of those 1600! gads pity about that I was hoping it would have been a '34 Lithgowicon of which only 500 were produced between 1934-35
(Source ~Lithgow and its people V-1 1907 to 1950 By Tony Griffiths B.Sc.(Tech) Page - 235)