It is available via anonymous ftp in the mailbase directory
/pub/lists-f-j/history-sources/files.
Similarly at the gopher equivalent:
gopher://nisp.ncl.ac.uk/11/lists-f-j/history-sources/files
and the HTTP equivilant
http://mailbase.ac.uk/lists-f-j/history-sources/files
At this mailbase site it comfortably complements the maritime museums
list.
It will also be available in the near future at
http://pc107.sbh.kcl.ac.uk/ftp_docs/museums
and via anonymous ftp from pc107.sbh.kcl.ac.uk/pub/british-military-museums
--- Glen Segell