These photographs consists of the graphs which explains R&D investment by different countries over a five-year span taken in November, 1991.

These were the photographs of Senator Bingaman while he takes a picture with constituents in December, 1990.

These were the photographs of Senator Bingaman while he takes a picture with constituents in March , 1990.

These photographs were taken while Senator Bingaman accepts an award in Washington DC in June , 1990.

These photographs were taken while Senator Bingaman accepts an award in Washington DC in March , 1990.

These pictures were taken while Senator Bingaman speaking with constituents and delegates at a function in Washington in January, 1989

These pictures were taken when Senator Bingaman poses with constituents in Washington in December, 1989

These pictures were taken when Senator Bingaman poses with constituents in Washington in November, 1989

These pictures were taken when Senator Bingaman poses with constituents in Washington in September, 1989

These pictures were taken when Senator Bingaman poses with constituents in Washington in June, 1989