Home canning afterward. In Australia the most popular home canning system is Fowler's Vacola. This system uses glass jars, single use seals, metal lids, and a water bath canning sterilization process. During the canning process the lids are secured by metal tension clips which are removed once a vacuum seal has formed. Fowler's Vacola products are still produced and are available from some hardware stores. Used equipment is frequently sold on online auction sites and in opportunity shops. In Germany the most popular home canning system is Weck jar. This system uses glass jars (80ml-2.5l) and glass bottles (200ml-1l), reusable rubber seals,
William S. Mason Bureau's pumping station, dedicated in 2017, bears her name. The couple had no children. William S. Mason William Spencer Mason (1832 – March 27, 1899) served as mayor of Portland, Oregon, from 1891 to 1894 and 1898 to 1899. Mason was born in Virginia in 1832. From humble origins, he began his career in railroads in the South and Midwest, continuing in San Francisco in the early 1870s, where he helped organize street railway companies. After moving to the Northwest, he helped construct the Northern Pacific line between Tacoma and Seattle. Moving to Portland in 1881, he established McCraken &