Shore durometer "durometer" (ISV "duro-" and "-meter"; attested since the 19th century), but today that name usually refers to Shore hardness; other devices use other measures, which return corresponding results, such as for Rockwell hardness. There are several scales of durometer, used for materials with different properties. The two most common scales, using slightly different measurement systems, are the ASTM D2240 type A and type D scales. The A scale is for softer ones, while the D scale is for harder ones. However, the ASTM D2240-00 testing standard calls for a total of 12 scales, depending on the intended use: types A,
Henrietta Shore to his 40, and at that time a much more established artist. On Weston's urging, Shore travelled to Mexico with her friend Helena Dunlop. It was in Mexico that she was introduced to lithography, a medium which she continued to work in upon her return to California. Her stay in Mexico most certainly influenced Shore's work, as can be seen in paintings like "Women of Oaxaca" in which a line of women in traditional Tehuantepec clothing carry black water jars on their heads. Shore moved to Carmel-by-the-Sea, California in the late 1920s, then an important art colony and resort, following