Complex sentence: He later joined P.T. Barnum and then joined the Forepaugh Circus, before he opened a curio museum in Boston, in 1883, with Colonel William AustIn in 1885 he joined Edward Franklin Albee II, who was selling circus tickets, in operating the Boston Bijou Theatre.
Split into simpler sentences: He later joined P.T. Barnum and then joined the Forepaugh Circus, before he opened a curio museum in Boston, in 1883, with Colonel William Austin. In 1885 he joined Edward Franklin Albee II, who was selling circus tickets, in operating the Boston Bijou Theatre.