2 scenes with ships at heavy sea. 17th c Drawings,... Lot 18

2 scenes with ships at heavy sea. 17th c Drawings, brown ink, 9,1 x 14,9 cm and 7,8 x 16,2 cm, laid paper, unsigned, 1 dated at op left: "Le 16 octo 1647", 1 with title at bottom: "Une Tempeste" (some foxing). Underlaid. Fine pen drawings of ships in bad weather, one of which has many small figures abandoning sinking ships.