The Old Farm nurseries H. den Ouden & Son: 1930-1931. General list of the old established nurseries noted for choice and rare plants, and general stock in quantity.

The Old Farm nurseries H. den Ouden & Son: 1930-1931. General list of the old established nurseries noted for choice and rare plants, and general stock in quantity.
Boskoop, (1930), pp. 112, (5), photo-plates and text-illustrations, 4to (195 x 270 mm), colour-illustrated stiff wrappers. Library stamps and numeral.