National Geographic : 1942 Mar
l) National Geographic Society Kodachrome by B.Anthony Stewart Want to Know What Time It Is? Fort Lincoln Cemetery Tells It with Flowers Hidden beneath the foliage, an electric mechanism operates the aluminum hands. More than 10,000 hothouse plants make up this floral clock's face, 26feet indiameter. They must be trimmed every two weeks. The six varieties are pink, red, and yellow Alternanthera; Sedum japonicum; Crassula sp., and Santolina chamaecyparissus.