Zwart, P. (1885-1977). De krimp van onze vulmassa is lager
dan die aangegeven in blad N52. N.V. Nederlandsche Kabelfabriek Delft. Advertisement for NKF, dated "1927" in pencil by Zwart. 32 x 14.4 cm, recto w. letterpress text. Verso blank. Proof. Artist's stamp on verso.
Several sm. tears in left and bottom margin, professionally restored.