There is no copyright on these photos
Campo 57 Gruppignano
Clicking on the above button opens up a separate page with a spread-sheet. You will need Microsoft Xcel to view the page.
This was last updated Jan 2018.
New Zealand sites such as http://nzetc.victoria.ac.nz/tm/scholarly/WH2-1Epi-fig-WH2-1Epi-i013a.html
Silver John Target Tank
A variety of books including Trumble, Brough, Beecroft, and Barnett, Fenton all of which are listed in the recommended readings.
and a number of private resources.