A group of seemingly prominent people (either city officials, or businessmen, or WPI officials, etc) -judging from their attire - gazing at Salisbury Pond.
Water quality studies for the distribution of dissolved oxygen in Salisbury Pond; made by the students that did the 1973 research project for the Salisbury Pond Cleanup
A graphic map showing all the locations that students chose to take samples to examine the water quality of the Pond. The study was conducted as part of the 1973 research project to clean up the Salisbury Pond.