Original: Born Abraham Gamse in Whitechapel, London on the day World War I began in 1914, he was the son of Joseph Gamse, a Latvian photographer, and Sarah, a seamstress born on the border of Russia and Poland.
Simplified: He was born Abraham Gamse, he was the son of immigrants: a Latvian photographer and a Russo-Polish (part Russian, part Polish) seamstress.