The famous Kashani “Mohtasham” workshop was founded by the master weaver Haji Mollah Mohammad Hassan Mohtasham in c. 1845 and continued by his two sons after he retired in the mid-1880s. The weavings of the Mohtasham workshop is associated with carpets of the highest quality within Persian workshop pieces. For more information on Mohtasham carpets, see: Siawosch Azadi’s article ‘The Mark of Mohtasham’. HALI, Issue 160, 2009, pp. 66–73.