Kitchen Trivia by Kate O'Brien Period-inspired kitchens may be a no-no according to our inresidence restorer Walt Jowers (see his column this issue), but some folks use the past to inspire the future. Don Silvers, an independent kitchen designer and consultant in the Los Angeles area, collects old kitchen equipment, and most of his collection is currently on display at the Kitchen Specialist showroom in West L. A. Although they may look like instruments of torture (and may have felt so by the user from time to time) all of these items were at one time thought to be "modern-day conveniences." Can you guess what they are? If you think you can, type