Solar-powered cooker with cast iron base, aluminium reflector and wire -mesh cooking stand, designed by the National Physical Laboratory of I ndia in 1953 for use in remote settlements, made by Devidayal Metal In dustries, Bombay, 1953-1962
Solar-powered cooker with cast iron base, aluminium reflector and wire -mesh cooking stand, designed by the National Physical Laboratory of I ndia in 1953 for use in remote settlements, made by Devidayal Metal In dustries, Bombay, 1953-1962