Dutch frigates built in 1653 and 1654

They were not included as part of the two 30-ship building programs, but the Dutch completed a number of frigates in 1653 and 1654, presumably to replace warlosses. The ships included:

Adm   Ship         Guns Crew Dimensions
A     Harder       28   140  114ft x 28ft x 11-1/4ft
A     Harderin     34   148  118ft x 29ft x 12ft
F     Klein Frisia 34   135  120ft x ?    x 11-1/4ft
R     Vrede        30   125  111ft x 27ft-3in x 12ft x 6ft-6in
Z     Zeeridder    28        116ft x 28ft x 11-1/2ft x 6-1/2ft

Sources:

1. Ron van Maanen, unpublished manuscript "Dutch Warships 1600-1800", undated, but circa 1992