Names on Photo

I have been given photos of "our family" but which branch on the "tree" nobody knows.I hope someone has W.A records,
On the front of the photo ,Parents+3girls.2 girls about5.1 about 12 14.1 boy 12.With these names on front of photo.
George+Beatrice;Alma,Roy Vera Leila

Rembrandt Studio ,53 Piesse St,Boulder

Back Alma ( Burnside) (dec) Children. Janice,John.
Roy George Irene Joyce
Vera Invlad ( Don't know what that means(Black Sheep)
Leila (Edmunds) Barry,Marion,Joan(dec)Trevor
Could be FLETCHER,GREGORY,SMITH, HANSEN

Iknow this is a impossible task yr 1860 1950
Don't know anybody to look up W.A Names.