Margaret Merwin Patch (née Margaret Stone Merwin; January 26, 1894 â March 19, 1987) was an American arts administrator, and statistician. She was a co-founder of the World Crafts Council, and was the founder of Merwin-Davis Statistical Reports and Charts (1894âÂÂ1987), a statistical graphic design company. Patch was a Fellow of the American Craft Council in 1975.