The Charles Lipschitz International Stamp Collection is comprised of postage stamps and commemorative first-day issue envelopes, dating from approximately 1915 to 1989. The majority of the materials correspond to the nations of the African continent, in particular South Africa and the apartheid-era Bantustans of Bophuthatswana, Ciskei, Transkei, and Venda. Other nations represented by this collection include the United Kingdom, Canada, Israel, Switzerland, and other countries in Europe and Asia.