The Bobbsey Twins at the Tower of London; The Bobbsey Twins and the Camel Adventure; The Bobbsey Twins at Clover Bank; The Bobbey Twins at Spruce Lake (4 Volumes)

Four volumes from the Bobbsey Twins series, undated but published circa 1965.  All four volumes uniformly bound in orange cloth-covered boards with black lettering and decorations.  Illustrated endpapers.  Illustrated frontispieces.  12mos.  Cloth a little pushed at spine ends.  Text block edges darkened and some spotting.  Each volume has a previous owner's name, in a childish hand, else internally generally neat, clean and tight, except 'Camel Adventure' which has some page tanning.  Each volume in its original, second state, dust wrapper.  Wrappers are a little worn, rubbed at edges, with the occasional short closed tear from edge, 'Camel Adventure' has remains of a old price label on front panel, 'Spruce Lake' dust wrapper is a little chapped along rear upper edge, while that on 'Clover Bank' has ticks against the titles on the rear panel; all show some shelf wear.