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observatory tent

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Observatory tent, N. A. [i.e., North American] Boundary Commission

Observatory tent, N. A. [i.e., North American] Boundary Commission

Photograph shows Captain Charles J. Darrah, R.E., seated in tent, and Captain Robert W. Haig, R.A. of the British North American Boundary Commission posed at an astronomical observation tent with theodolite, du... More

Observatory tent, N. A. [i.e., North American] Boundary Commission

Observatory tent, N. A. [i.e., North American] Boundary Commission

Photograph shows Captain Charles J. Darrah, R.E., seated in tent, and Captain Robert W. Haig, R.A. of the British North American Boundary Commission posed at an astronomical observation tent with theodolite, du... More

Observatory tent, N. A. [i.e., North American] Boundary Commission

Observatory tent, N. A. [i.e., North American] Boundary Commission

Photograph shows Captain Charles J. Darrah, R.E., seated in tent, and Captain Robert W. Haig, R.A. of the British North American Boundary Commission posed at an astronomical observation tent with theodolite, du... More