The chronologically arranged Correspondence contains GML's comments on NASA reports and publications, collected materials sent and received, letters written on behalf of RPI students or alumni, and routine thank you's, congratulations, etc. In addition, correspondence files contain letters and meeting notes regarding efforts to define NASA's mission and future goals.

The chronologically arranged Correspondence contains GML's comments on NASA reports and publications, collected materials sent and received, letters written on behalf of RPI students or alumni, and routine thank you's, congratulations, etc. In addition, correspondence files contain letters and meeting notes regarding efforts to define NASA's mission and future goals.

The chronologically arranged Correspondence contains GML's comments on NASA reports and publications, collected materials sent and received, letters written on behalf of RPI students or alumni, and routine thank you's, congratulations, etc. In addition, correspondence files contain letters and meeting notes regarding efforts to define NASA's mission and future goals.