Name | Issues/Designs | |||
Catchment areas for clean water | — | — | d - Catchment..ean water 2007 | |
hand | — | — | d - hands holding torch & spear 1964, etc (2) | |
history of the bicycle | — | — | - History of Bicycles | |
Jaipur Foot Project | — | — | d - Jaipur Foot Project 2005 | |
none | — | — | (193) - 1965, 1967, Preserve Forests, ... | |
pearl | — | — | d - pearls & shell 1986 | |
water | — | — | d - water 2003 |