Victorian White Milk Glass Dresser Tray Dithridge? Antique Rectangular 8"x4"

Vintage white milk glass tray, circa late 1800s/ Victorian era. Marked 27 on the back. I believe it may have been made by Dithridge, but am not certain. Rectangular, measures about 8 x 4. Some remnants of a painted design on the front, including gold and light blue border, floral center. Shows overall paint wear. No chips or cracks. Location: L