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Wild T-3 theodolite ready for observing

Wild T-3 theodolite ready for observing Photo

Ron Ramsey observing with a Wild T-3 theodolite as seen from the light...

Ron Ramsey observing with a Wild T-3 theodolite as seen from the lightkeeper's platform on the very top of the tower. Photo

Climbing a tower with a super.

Climbing a tower with a super. Photo

Tower at twilight

Tower at twilight Photo

Installing floor boards of the cage (observer's platform).

Installing floor boards of the cage (observer's platform). Photo

On the third thirteen-foot section.

On the third thirteen-foot section. Photo

Mark truck with augur and cement mixer for digging holes and mixing an...

Mark truck with augur and cement mixer for digging holes and mixing and pouring concrete to set marks. Photo

Builder sitting on construction seat setting leg - not a good job for...

Builder sitting on construction seat setting leg - not a good job for folks with acrophobia! Photo

Securing bolts with additional tower pieces ready to be installed

Securing bolts with additional tower pieces ready to be installed Photo

Builder Donny McFarland securing the second leg section.

Builder Donny McFarland securing the second leg section. Photo

Securing the second leg section - five of six legs in place.

Securing the second leg section - five of six legs in place. Photo

Inner and outer tower legs attached to anchor boards of Bilby tower.

Inner and outer tower legs attached to anchor boards of Bilby tower. Photo

Setting anchors for inner and outer towers.

Setting anchors for inner and outer towers. Photo

G-19 building trucks with backhoe for digging.

G-19 building trucks with backhoe for digging. Photo

Leonard Bergman, building foreman, leveling site for the tower.

Leonard Bergman, building foreman, leveling site for the tower. Photo

Bilby Tower with one super (10-foot extension)

Bilby Tower with one super (10-foot extension) Photo

One mode of transportation used by lumberjacks in Icy Bay.

One mode of transportation used by lumberjacks in Icy Bay. Photo

NGS Triangulation Party G-19 in Cabool, Missouri

NGS Triangulation Party G-19 in Cabool, Missouri Photo

Unloading gear from bush aircraft used for transportation from Yakutat...

Unloading gear from bush aircraft used for transportation from Yakutat. Photo

Loading equipment in skiff to transport radar reflectors, GPS antennas...Satellite Antenna

Loading equipment in skiff to transport radar reflectors, GPS antennas, etc Photo

Close-up of home-made radar reflector constructed from house insulatio...Satellite Antenna

Close-up of home-made radar reflector constructed from house insulation covered with aluminum foil Photo

Close-up of home-made radar reflector constructed from house insulatio...Satellite Antenna

Close-up of home-made radar reflector constructed from house insulation covered with aluminum foil Photo

GPS antenna set up over mark close to lumber camp in Icy Bay.

GPS antenna set up over mark close to lumber camp in Icy Bay. Photo

Mike Aslaksen setting up GPS antenna over radar reflector which was us...Satellite Antenna

Mike Aslaksen setting up GPS antenna over radar reflector which was used for controlling airborne synthetic aperture radar survey. Photo

Mike Aslaksen setting up GPS antenna over radar reflector which was us...Satellite Antenna

Mike Aslaksen setting up GPS antenna over radar reflector which was used for controlling airborne synthetic aperture radar survey Photo

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