1701 complete FL from the Hague to Amsterdam, with good departure strike and red wax seal on back (Image)

Est.$150

1835 complete FL (probably originating in Dutch Indies and carried privately) to Brielle, with red "Den Holder 9 Nov" departure pmk on front, charge markings and arrival on back, overall toning (Image)

Est.$150

1850 (27 June) outer FL (endorsed at top "troisieme lettre de Sevenhuysen parlant de mon projet") probably carried privately from Netherlands Indies and posted from Amsterdam to Paris, with "L.P.B.5.P" and departure pmk in red, "Pay Bas" 29 June entry and due markings, toning and filing folds, with Paris arrival pmk on back (Image)

Est.$250

1915 (22 Dec) Special Delivery cover from Amsterdam to Lucerne, attractively franked with G.C.Koopman & Co. collar advertising stamp and others, minor toning, otherwise fine, with arrival pmk (Image)

Est.$150

1926 1 1/2c red violet, corner margin block of four, upper left stamp with "Cen" variety, variety n.h., balance l.h., v.f. positional piece, cat. $375 (Cat No. 166c) (Image)

Cat. $375, Est.$150