| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
personnel equipment road |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Fran Lawlor with the snow machine in the 1980s |
| Date: | 1980s |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU23 Compartment Management Study shelterwood system equipment regeneration personnel |
| Organisms: |
spruce balsam fir eastern white pine |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Regeneration three years after final overstory removal in uniform shelterwood, person with snow machine, in MU23 in 1975 |
| Date: | 1975 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU23 Compartment Management Study shelterwood system personnel regeneration equipment |
| Organisms: |
spruce balsam fir eastern white pine red maple |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Regeneration three years after final overstory removal in uniform shelterwood, person with snow machine, in MU23 in 1975 |
| Date: | 1975 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU14 Compartment Management Study selection system equipment logging personnel |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Frank Roy preparing to skid logs with his horse in MU14, in May 1968 |
| Date: | May-68 |
| Collection: | Sierra Ancha Historical Images |
| Keywords: |
equipment personnel research techniques period attire |
| Location: | Sitgreaves National Forest; USA |
| Description: | Tree planting machine on the Chevelon District |
| Date: | 03/16/1967 |
| Collection: | Southern Research Station Historical Documents and Images |
| Keywords: |
experimental forest personnel equipment |
| Location: | Crossett Experimental Forest; Ashley County; Arkansas |
| Description: | J.T. Rhodes at the wheel of a tractor used to skid logs at the Crossett Experimental Forest. |
| Date: | 11/1965 |
| Collection: | Fort Valley Experimental Forest historical photographs |
| Keywords: |
equipment personnel seedling |
| Organisms: | ponderosa pine |
| Location: | Coconino NF; AZ; USA |
| Description: | Planting |
| Date: | 04/1965 |
| Collection: | Fort Valley Experimental Forest historical photographs |
| Keywords: |
equipment personnel period attire |
| Location: | Castle Ck.; AZ; USA |
| Description: | Heat-pulse velocity meter |
| Date: | 1965 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
personnel equipment road |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Lorain shovel excavator, swamp section of road, in 1956 |
| Date: | 1956 |
| Collection: | Fort Valley Experimental Forest historical photographs |
| Keywords: |
equipment personnel soil research techniques period attire study |
| Location: | Fort Valley Exp. Forest; AZ; USA |
| Description: | taking soil moisture measurements |
| Date: | 07/12/1955 |