Studies composed by

Gerald Frank Anderson

(SouthAfrica, 23.2.1898 - 23.8.1983 or 1984)

More information about him can be found at wikipedia.

(At these two pages is stated that he died in 1984?

https://www.howold.co/person/gerald-frank-anderson 

https://military.wikia.org/wiki/Gerald_Frank_Anderson)

(All his studies, more exact dates, possible corrections or cooks and exact details about sources can be found in the

Harold van der Heijden database V (31-12-2015) )