Series 1 contains materials Dr. Blanchard published while at Woods Hole Oceanographic Institute and the State University of New York at Albany as well as after his retirement. The topics covered by these publications include the history of science, water-to-air transfer, aerobiology, sea salt aerosols, volcanic electricity, and surface charge. There are also materials covering his studies of bubbles, water droplets, and rain. Along with his scientific publications, Dr. Blanchard also wrote letters to editors, comments and replies to articles, book reviews, obituaries, and autobiographical articles. Dr. Blanchard published materials from the early 1950s to the early 2000s but the majority of materials in are from 1960s, 1970s, and 1980s.