Is the word 'Admiral' spelled the same in Dutch? Very interesting possibility! My last comment I can even think to ask is, what is the bore of the gun and if it tells us anything? I know certain eras didn't have certain sizes and likewise, certain countries didn't use certain sizes. An example of what I'm saying (as I'm not doing so good a job!) were the 2-pounders used by colonial Americans, but the Brits and French smallest bore size was 4-pounder. An era-related cannon bore example were 6-pounders, which were later 18th/early 19th c. affairs, I believe. Just more guesses on how to approach this mystery gun-
