The hired ship Jonas in June 1653

One inventory that I have from 22 June 1653 is for the hired ship Jonas, commanded by Joris de Caullerij (made famous by a painting by Rembrandt van Rijn). The inventory is noteworthy for having a list of guns and their weights:

That inventory has gun weights (there are only 25 guns listed):

12pdr  3015 lbs
12pdr  2930 lbs

 8pdr  2320 lbs
 8pdr  2300 lbs
 8pdr  2220 lbs
 8pdr  2210 lbs

 6pdr  2560 lbs
 6pdr  2520 lbs
 6pdr  2400 lbs
 6pdr  2260 lbs
 6pdr  2240 lbs
 6pdr  2220 lbs
 6pdr  2190 lbs
 6pdr  2190 lbs
 6pdr  2140 lbs
 6pdr  2000 lbs
 6pdr  1900 lbs

 5pdr  1420 lbs
 5pdr  1410 lbs
 5pdr  1395 lbs
 5pdr  1385 lbs
 5pdr  1385 lbs
 5pdr  1365 lbs

 3pdr   730 lbs
 3pdr   720 lbs