the photos will help in trying to identify the fittings used.
a good source as to what was available was the
1949 Aids to Happy Cycling, the first issue after World War 2.
Many of the fittings were still available in 1952 with the first post-war edition of the
Brown Bros. catalogue
There are many helpful notes on the
Classic Lightweights Classic Components pages
if you are going to restore it, you might be interested in reading through other projects from the same period
1947 Hobbs of Barbican
1949 Paris Tour de France
H. R. Morris
1950 Jim Guard of Southampton
plenty of good tips and sources listed.