Showing 79 results

Archival description
62 results with digital objects Show results with digital objects
2019.10.4.41404 · Item · 8 Sept. 1969
Part of Lockwood Survey Corporation Ltd. collection

This remote-sensing aerial photograph was taken by Lockwood Survey Corporation Ltd. under contract for the B.C. Forest Service. This historically important aerial photograph depicts the headwaters of Williston Reservoir soon after its creation in 1968 with the building of the W.A.C. Bennett Dam on the Peace River.

The identification coding on these photographs can be interpreted as follows:

  • The largest number on the leftmost side is the frame number for the photograph.
  • The following code to the right in the format B) 69-53 is currently unknown, but may refer to an internal project number for the Lockwood Survey Corporation.
  • The 6" may refer to the camera's focal length in inches.
  • Next is "17,150 ASL" which is 17,150 feet Above Sea Level.
  • Following is "152.52" which refers to the camera's focal length in millimeters, which equals 6 inches.
  • The "W1307" may refer to the reel, but that is unconfirmed.
  • "8 SEP 69" is the date the photo was taken.
2019.10.4.41405 · Item · 8 Sept. 1969
Part of Lockwood Survey Corporation Ltd. collection

This remote-sensing aerial photograph was taken by Lockwood Survey Corporation Ltd. under contract for the B.C. Forest Service. This historically important aerial photograph depicts the W.A.C. Bennett Dam and Williston Reservoir soon after its flooding in 1968.

The identification coding on these photographs can be interpreted as follows:

  • The largest number on the leftmost side is the frame number for the photograph.
  • The following code to the right in the format B) 69-53 is currently unknown, but may refer to an internal project number for the Lockwood Survey Corporation.
  • The 6" may refer to the camera's focal length in inches.
  • Next is "17,150 ASL" which is 17,150 feet Above Sea Level.
  • Following is "152.52" which refers to the camera's focal length in millimeters, which equals 6 inches.
  • The "W1307" may refer to the reel, but that is unconfirmed.
  • "8 SEP 69" is the date the photo was taken.
2019.10.4.41406 · Item · 8 Sept. 1969
Part of Lockwood Survey Corporation Ltd. collection

This remote-sensing aerial photograph was taken by Lockwood Survey Corporation Ltd. under contract for the B.C. Forest Service. This historically important aerial photograph depicts the W.A.C. Bennett Dam and Williston Reservoir soon after its flooding in 1968.

The identification coding on these photographs can be interpreted as follows:

  • The largest number on the leftmost side is the frame number for the photograph.
  • The following code to the right in the format B) 69-53 is currently unknown, but may refer to an internal project number for the Lockwood Survey Corporation.
  • The 6" may refer to the camera's focal length in inches.
  • Next is "17,150 ASL" which is 17,150 feet Above Sea Level.
  • Following is "152.52" which refers to the camera's focal length in millimeters, which equals 6 inches.
  • The "W1307" may refer to the reel, but that is unconfirmed.
  • "8 SEP 69" is the date the photo was taken.
2019.10.4.41407 · Item · 8 Sept. 1969
Part of Lockwood Survey Corporation Ltd. collection

This remote-sensing aerial photograph was taken by Lockwood Survey Corporation Ltd. under contract for the B.C. Forest Service. This historically important aerial photograph depicts the W.A.C. Bennett Dam and Williston Reservoir soon after its flooding in 1968.

The identification coding on these photographs can be interpreted as follows:

  • The largest number on the leftmost side is the frame number for the photograph.
  • The following code to the right in the format B) 69-53 is currently unknown, but may refer to an internal project number for the Lockwood Survey Corporation.
  • The 6" may refer to the camera's focal length in inches.
  • Next is "17,150 ASL" which is 17,150 feet Above Sea Level.
  • Following is "152.52" which refers to the camera's focal length in millimeters, which equals 6 inches.
  • The "W1307" may refer to the reel, but that is unconfirmed.
  • "8 SEP 69" is the date the photo was taken.