| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
systematic botany angiospremae:dicotyledoneae |
| Location: | Alaska; Helm Bay |
| Description: | 35 year old alder stand with spruce-hemlock understory. In old cutting area on Helm Bay. |
| Date: | 7/12/1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
systematic botany angiospremae:dicotyledoneae |
| Location: | Alaska; Helm Bay |
| Description: | James determining total age of conifer understory at Helm Bay. |
| Date: | 7/12/1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
forest injuries and protection damage by animals mammals wild mammals |
| Location: | Alaska |
| Description: | Kresien & Ravensborg laying out 1-acre plot for continuous census of small mammals. Stakes are being placed on grid established by strings. 100 stake-marked trapping sites per acre. |
| Date: | 5/18/1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration preparatory measures for securing natural regeneration |
| Location: | Alaska |
| Description: | Area 3, plot 7, Ravenborg scattering Endrin treated seed on uncompacted mineral soil. |
| Date: | 5/13/1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration |
| Location: | Alaska |
| Description: | Advanced reproduction on plot NW of Area 3, plot 4, of drainage & seed bed study. |
| Date: | 5/13/1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration |
| Location: | Alaska |
| Description: | Advanced spruce reproduction near Area 3, plot 5, of drainage & seed bed study. |
| Date: | 5/13/1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
work science (work studies) harvesting of wood transport water transport problems of stranding, sinking etc of timber transport by barges and boats loading and unloading of barges and boats |
| Location: | Alaska; Prince of Wales Island; Hollis |
| Description: | Unloading M/V Eureka at Hollis dock of K.P. CO. |
| Date: | 5/8/1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
work science (work studies) harvesting of wood logging and transport forest engineering descriptions of individual logging operations |
| Location: | Alaska; Prince of Wales Island; Maybeso Valley |
| Description: | Cutting, Maybeso Valley. |
| Date: | 5/1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
work science (work studies) harvesting of wood logging and transport forest engineering descriptions of individual logging operations |
| Location: | Alaska; Prince of Wales Island; Maybeso Valley |
| Description: | Not Available |
| Date: | 5/1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
systematic botany embryophyta: siphonogamia: spermatophyta: phanerogams: seed-plants in general: dendrology: coniferae: natural regeneration: preparatory measures for securing natural regeneration |
| Location: | Alaska |
| Description: | Tsuga heteropylla. Two-year-old hemlock seedlings removed from Area 3, plot 2 of seed bed study. |
| Date: | 5/1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
forest injuries and protection forest fires predisposing factors and causes fire danger fire behaviour weather |
| Location: | Alaska; Annette Island |
| Description: | Fire weather Bureau, first order station. Annette Island AFRC fuel moisture sticks are exposed on wire rack immediately behind right hand tower leg. |
| Date: | 4/29/1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
forest injuries and protection damage by animals mammals wild mammals |
| Location: | Alaska; Prince of Wales Island; Maybeso Valley |
| Description: | Maybeso clear cut. |
| Date: | 1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
work science (work studies) harvesting of wood forest engineering buildings |
| Location: | Alaska; Prince of Wales Island; Hollis |
| Description: | Kresien in shop at Hollis Camp. |
| Date: | 1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands formation of stands by direct sowing date and season of sowing |
| Location: | Alaska; Prince of Wales Island; Maybeso Valley |
| Description: | Seed spot enclosure - spring bs. seeding study, Maybeso Valley, 1957. |
| Date: | 1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
hydrology water conservation, soil conservation and erosion watershed management studies on stream-flow and bank erosion: miscellaneous |
| Location: | Alaska; Southeast |
| Description: | Taking a discharge measurement. |
| Date: | 1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
hydrology water conservation, soil conservation and erosion watershed management studies on stream-flow and bank erosion: miscellaneous |
| Location: | Alaska; Southeast |
| Description: | Taking a discharge measurement. Setting meter at proper depth on shaft. |
| Date: | 1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
hydrology water conservation, soil conservation and erosion watershed management studies on stream-flow and bank erosion: miscellaneous |
| Location: | Alaska; Southeast |
| Description: | Taking a discharge measurement. Note concentration required by operator to watch bucket wheel & stop-watch simultaneously. |
| Date: | 1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
hydrology water conservation, soil conservation and erosion watershed management studies on stream-flow and bank erosion: miscellaneous |
| Location: | Alaska; Southeast |
| Description: | Taking a discharge measurement. Note position of operator behind & away from bucket wheel. |
| Date: | 1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
hydrology water conservation, soil conservation and erosion watershed management studies on stream-flow and bank erosion: miscellaneous |
| Location: | Alaska; Prince of Wales Island; Harris River |
| Description: | Making a stream discharge measurement in Harris River. Note keeper(Osborn) in cable car. Kresien in stream. |
| Date: | 1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
hydrology water conservation, soil conservation and erosion watershed management studies on stream-flow and bank erosion: miscellaneous |
| Location: | Alaska; Prince of Wales Island; Harris River |
| Description: | Making a stream discharge measurement in Harris River. Osborn in car. Kresien in stream. |
| Date: | 1957 |