| Name | Mason, Herbert Louis & Grant, Alva Day |
| Agent type | Team/Group |
| First date flourished | 1948 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/50457792-92ff-47a8-b680-39bbc778d5da |
| Author name | H. Mason & A. D. Grant |
| Standard/Label Name | H. Mason & A. D. Grant |
| Full Name | Mason, Herbert Louis & Grant, Alva Day |
| Geography Collector | California |
| Specialty Collector | Phanerogams |
| Team Members: | Grant, Alva Day Mason, Herbert Louis |
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