There is some information here:
https://forum.rafcommands.com/forum/...rcival-TOTTLE=
fold3 has a little on the name in the UK section:
Full Name: Tottle, P
Information: They enlisted into the Royal Air Force Volunteer Reserve as a pilot. They joined In January 1937.
More Information: Was appointed as a Class F Reservist
Service Number: 743751
Service: Royal Air Force
Archive Reference: AIR 78 159 1
Served For: United Kingdom