Page 116 of Witte de With's letters is pretty interesting, as some quite substantial ships are listed. These are some of them, annotated by what I know to be the correct ship names:
Adm Ship Guns Crew Commander
A Vrijheid 50 207 vice-admiraal Witte de With
on the ship of
kapitein Abraham van der Hulst
A Vrede 44 192 commandeur Gideon de Wildt (or Wilde)
A Leeuwarden 34 148 kapitein Govert Reael
A Bommel 34 110 kapitein Pieter van Braeckel
A Zeelandia 34 130 kapitein Nicolaes Marrevelt
A Campen 40 158 kapitein Willem van der Zaan (Saen)
A-Dir Grote Sint Matheeus 42 155 kapitein Cornelis Laureszoon
A-Dir Davit en Goliat 34 125 kapitein Claes Bastiaensz van Jaersvelt
Page 117 continues the list and has the largest ship of the lot. Page 118 has several large ship, as well:
Adm Ship Guns Crew Commander
M Brederode 56 268 the ship of lt-admiraal Tromp
R-Dir Prins 38 168 kapitein Jacob Cleijdijck
N Stad Monnikendam 36 178 schout-bij-nacht Pieter Floriszoon