Dutch magazine Onze Vloot dated May 1936, front page , drawing by Th.J. Verheij
Dutch magazine Onze Vloot dated November 1935, p. 148, drawing by Adriaan van Sorge
Alexander van Maanen
With a displacement of 3,450-4,025 tons full load were her dimensions 131,95 x 12,43 x 4,32 metres. The 2 Parsons turbines and 4 Yarrow boilers supplied 56,000 ahp driving 2 screws allowing a speed of 32,5 knots. Her crew numbered 298 men later increased to 380 men. The original armament consisted of 3x2-15cm guns, 2x2-40mm machine guns, 1x2-12,7mm machine guns and 2x3-53,cm torpedo tubes and a float plane. The armour consisted of a 15mm belt (amidships), 15 and 25mm decks, 20 and 30mm bulkheads while the turrets were protected by 12-25mm.