<prompt> Bhala okuqhubekayo kwalesi sigaba - uSpielman wahlanganisa incwadi ethi, Royal Commission : St. Louis International Exhibition, 1904, eyindaba yombukiso waseBrithani eSt. Louis Worlds Fair  <response>: , ayibamba iqhaza ekuhleleni. Le ncwadi yanyatheliswa iRoyal Commission ngo-1906. 