For those who don't know about pressed linen- glass calendars were used for freshly laundered linen since Roman times at least and were once a common object. No high status linen would have been worn crumpled, no table cloth spread with creases. This is an almost complete glass calender with handle from the MOL blog.
Detail, James Malton, 1761-1803, A Military Encampment in Hyde Park, 1785, Watercolor with pen in black ink, with traces of graphite on moderately thick, moderately textured, beige, laid paper, Yale Center for British Art, Paul Mellon Collection
18th Century Fashion, Working Class, American Revolution, Camps, Persona, Laundry, Laundry Room