Bidspirit auction | four sketches - artiest unknown

four sketches - artiest unknown - four  sketches  pencil on paper  all signed at the bottom  size with frame- 20\19 cm, 20\16 cm , 15\15 cm , 20\20 cm. size without the frame- 10\9 cm, 11\7 cm, 6\6 cm, 11\11 cm. Provenance: Zaharira Harifai & Shlomo Shva Collection