Whales and Whale Oil (Jokō roku) 除蝗録

The image shows an open book with two pages. The pages are yellowed and have black ink illustrations. The top half of each page has a landscape with trees, mountains, and water. The bottom half of the left page has a large whale illustration. The bottom half of the right page has two whale illustrations, one on top of the other. The whales are illustrated in black ink and have Japanese writing next to them. The background behind the book is light gray.