By the 20th century, the spread of home electricity brought the vibrator to the consumer market. The appeal of cheaper treatment in the privacy of one’s own home understandably made the vibrator a popular early home appliance. In fact, the electric home vibrator was on the market before many other home appliance ’essentials’: nine years before the electric vacuum cleaner and 10 years before the electric iron.^[1] A page from a Sears catalog of home electrical appliances from 1918 includes a portable vibrator with attachments, billed as ”Very useful and satisfactory for home service.