Piet Zwart (1885-1977). (1) Ook post van U? Ook post voor U? Amsterdam - Batavia door de lucht

N.pl., P.T.T., 1929, (18) p., printed in red and black, typography and photomontage by Piet Zwart, bound as a blockbook, orig. stapled wr. covering half the bookblock, obl. 8vo (14.8 x 21.1 cm). Tiny tear and sl. staining in upper blank margin of final leaf, some creasing. A good copy, w. hardly any fading of the blue wr. Brentjens p. 182 f.

With: (2) Idem. Verzendt per luchtpost. 14-Daagsche luchtdienst Nederland - Ned.-Indië. N.pl., P.T.T., 1930, booklet printed in blue, 10 lvs., each w. 4 perforated tickets "Per luchtpost Par Avion", des. Piet Zwart, orig. wr., 4.8 x 8.5 cm. Two tickets of the first leaf missing, otherwise in good condition. (total 2)