Correspodence between Pontecorvo and Dr Uppeandra Dhar concerning a possible postgraduate position in the Institute of Arctic and Alpine Research in Colorado and possibilities of fellowships or exchange arrangements for high altitude botanists

They also discuss their alpine research. Also includes copies of letters from Pontecorvo to Dr J Ives of the Arctic and Alpine Institute and Dr W Weber of the Natural History Museum, both in Colorado about post-doctoral fellowships for high altitude botanists.