Box 4

This subseries includes outgoing and incoming letters of Louis Carpenter. Letterbooks are bound with primarily outgoing letters; unbound letters are primarily incoming. Letters are routine in nature and include inquiries into engineering equipment and projects, as well as requests for experiment station publications and general information. Materials are in their original order.

This subseries includes outgoing and incoming letters of Louis Carpenter. Letterbooks are bound with primarily outgoing letters; unbound letters are primarily incoming. Letters are routine in nature and include inquiries into engineering equipment and projects, as well as requests for experiment station publications and general information. Materials are in their original order.

This subseries includes outgoing and incoming letters of Louis Carpenter. Letterbooks are bound with primarily outgoing letters; unbound letters are primarily incoming. Letters are routine in nature and include inquiries into engineering equipment and projects, as well as requests for experiment station publications and general information. Materials are in their original order.

This subseries includes outgoing and incoming letters of Louis Carpenter. Letterbooks are bound with primarily outgoing letters; unbound letters are primarily incoming. Letters are routine in nature and include inquiries into engineering equipment and projects, as well as requests for experiment station publications and general information. Materials are in their original order.