Items

• [MBSB8B3418], Clipping, Philadelphia Engineering Mechanics, June 1896
  1896-06-00
• [MBSB8B3420], Clipping, Philadelphia Engineering Mechanics, June 1896
  1896-06-00
• [MBSB8B3421], Clipping, Philadelphia Engineering Mechanics, June 1890
  1890-06-00