National Geographic : 1940 Feb
OUR MOST VERSATILE VEGETABLE PRODUCT 147 Photograph by J. Baylor Roberts TREES OF 1876 STILL THRIVE IN LUSH CEYLON In the year Alexander Graham Bell demonstrated his telephone at the Philadelphia Centennial Exposition were planted near Colombo the trees that yield rubber so essential to wire communica tion. Still alive here in the Government Botanic Gardens are originals transplanted from Kew, where they grew from seeds brought from far up the Amazon by Sir Henry Wickham (page 158). Photograph by Willard R. Culver HE TAPS IN DOUBLE TIME ON RUBBER MATS The operator sketches designs on the surface, then punches them out at high speed with unerring eye and hand. A slip spoils the sheet. "I could do 'Welcome' with my eyes shut," sighed one worker.