certificates
Found in 1 Collection or Record:
A.L. Penniman papers
A.L. Penniman was a mechanical engineer who worked for Baltimore Gas and Electric (BGE). The papers dates from the 1950s-1960s and include information on sitings for power plants, talks Penniman gave, and his membership in The American Society of Mechanical Engineers and on the Maryland Board of Boiler Rules. This collection has not been processed.