Williams was involved in the early use of electron micrography in biology. Gerlach was a pioneer of histological staining and anatomical micrography. Buchinger was especially noted for his micrography, in which illustrations consist of very small text. The company creates text based artwork, entirely drawn by hand, also known as Micrography. Thanks to Manly's thorough refutation, the micrography theory is now generally disregarded. Micrography is the practice or art of using microscopes to make photographs.