Donor
- P. H. Johnston106 objects
- P. J. A. Schinhan31 objects
- P. R. Beck1 objects
- P. W. Nahl2 objects
- Pacific Gas and Electric Company28 objects
- Pacific Grove Museum of Natural History86 objects
- Palace of the Legion of Honor1 objects
- Paleontology (UC Berkeley)811 objects
- Palo Alto Junior Museum and Zoo73 objects
- Pamela Israel114 objects
- Parke-Bernet Galleries7 objects
- Patricia Berger70 objects
- Patricia Drew2 objects
- Patricia Evans1 objects
- Patricia J. Lyon31 objects
- Patricia Raab154 objects
- Patricia Schultz1 objects
- Patricia Verdi Raval32 objects
- Patricia W. Jones3 objects
- Patrick B. Flynn2 objects