Papers of well regarded science teacher and writer of widely-used laboratory exercises. Included in this collection are Weinberg's textbook and pilot pamphlet manuscripts (lab exercises for the classroom) with research materials and notes. Professional correspondence and documents, published articles, and materials related to Committees of Correspondence, the present day National Center for Science Education. There are unprocessed/digitized film loops, minimal ephemera, herbarium, and photographs of Weinberg.