File Blooming orchid Box 1, Tray 1 In: Walter W. Marquardt papers, 1896-1952 » Lantern Slides » Flowers
File Pitcher plant Box 1, Tray 1 In: Walter W. Marquardt papers, 1896-1952 » Lantern Slides » Flowers
File Rafflesia--largest known flower; 3' diameter Box 1, Tray 1 In: Walter W. Marquardt papers, 1896-1952 » Lantern Slides » Flowers
File Tapping a rubber tree Box 1, Tray 1 In: Walter W. Marquardt papers, 1896-1952 » Lantern Slides » Trees