Notes:
Data source is the 'Moomaw/Mumma/Mumaw/Mumaugh Genealogy' 1990 complied by Robert A. Moomaw plus data from Frank Ward Jr.
On March 22, 1922, Tracy and Pearl were issued passports to travel to the British Isles and France. The application lists birth dates and parents names. Available online through Ancestry.com
1930: East Moline, Rock Island, Illinois, USA
706 22 St
Tracy Mumma 30, b: IL/IL/IL, clerk steam RR
Pearl Mumma 30, b: IL/England/Germany
Richard Mumma 2, b: IL/IL/IL
1940: East Moline, Rock Island, Illinois
22nd Street
Residence in 1935: Same House
Tracy Mumma 40, b: IL, shipping clerk, farm implement mfg
Pearl Mumma 40, b: IL
Richard Mumma, son, 12, b: IL