| #31 | Transactions of the IRE Professional Group on Microwave Theory and Techniques. -- New York : Institute of Radio Engineers, 1953-1955. -- ISSN 0276-1173 print. -- ISSN 2331-1614 online |
| #32 | Transactions of the IRE Professional Group on Nuclear Science. -- New York : Institute of Radio Engineers, 1954. -- ISSN 0277-6278 print. -- ISSN 2374-9822 online |
| #33 | Transactions of the IRE Professional Group on Quality Control. -- New York : Institute of Radio Engineers, 1952-1954. -- ISSN 2168-2755 print. -- ISSN 2168-2763 online |
| #34 | Transactions of the IRE Professional Group on Ultrasonics Engineering. -- New York : Institute of Radio Engineers, 1954. -- ISSN 0277-626X print. -- ISSN 2162-0679 online |