Family heirlooms are hard to part with, especially if they've been passed down for generations. On the other hand, some heirlooms are difficult to maintain and may be worth letting go — particularly ...

Composed of images and text. Models represented: Class 251. Title from cover. Class 251 has a single needle, lock-stitch with automatic oiling system diagrams and ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. The bulk of the collection consists ...