When would a crewel tapestry have been made?
A. You must have misunderstood the dealer. Crewel is itself a “thread” made of twisted strands of wool yarn. Crewelwork is an embroidered piece of fabric, usually linen, that’s covered with embroidery using crewel. A tapestry is woven, not stitched by hand. The Chinese have created silk embroideries for many years. Some are still being made and sold to tourists or in gift shops. Others are from past centuries. Q.Please explain the difference between “acid-free” albums (found in big-box stores) and “archival” albums (found in specialty stores) for storing and displaying documents. A. The words “acid-free” and “archival” relate to the pH value (the acid level) of the paper used in making storage albums or boxes. Paper having a pH level between 6 and 7 is usually considered acid-free (alkaline). If an acid-free paper is uncoated and meets certain standards for folding and tearing, you’ll see a circled infinity symbol on it. Archival paper is even more permanent and durable. Its pH level i
