The
Search for the "Lost Squadron":
A Story of Teamwork
It
was mid-July 1942, and a group of eight aircraft was on its
way to join the war effort. The squadron would never arrive
at its final destination. All of the crew members of the "Lost
Squadron" survived; however, their aircraft were abandoned
in Greenland - leading to a fascinating adventure that finally
led to their re-discovery just several years ago.
Ultimately,
the location of the planes is a story of teamwork - both of
the many expeditions involved and also of the geophysical instrumentation
used to find the aircraft beneath many metres of snow and ice.

Restored
P-38 Lightning in Hanger Prior to Maiden Flight.
Photo courtesy of Bil Thuma.
The
Story of the Lost Squadron
The
lost squadron flight included 6 P-38s and an escort of 2 B-17
bombers who flew from tip of Newfoundland over Greenland and
on to Reykjavik, Iceland. Their destination was England. Over
Iceland, the variable northern weather overtook them and they
ran into heavy cloud. They were eventually forced to turn around
and return to a base in Greenland. Weather conditions were no
better over Greenland, however.
With
wings icing and fuel reserves declining, the planes were forced
to make a landing. One by one, the P-38s landed while the B-17s
continued to fly to use up their excess fuel. At last, the B-17s
landed, leaving a combined group of 25 airmen stranded on the
ice. The story of their eventual rescue was adventure-filled
tale that was the subject of a book called the "Lost Squadron"
by David Hayes.
During
the rescue, the planes were left behind but the possibility
of recovering the planes lured many groups of treasure hunters
and World War II aficionados to set out in search of them. Hundreds
of people were involved in these efforts, and ultimately, Roy
Shoffner, a Kentucky businessman and former Air Force fighter
pilot was successful in 1992.
The
P-38 that was recovered was restored (as shown in the images
on this page) and flew for the first time in more than half
a century on October 26, 2002!
The
Search for the Lost Squadron
In
addition to the many people involved, several geophysical systems
were used during the search for the lost planes. These included
magnetometers and ground penetrating radar.
In
1981, a magnetic survey (with an unspecified model) in 1981
was performed on one of the first visits to the Greenland ice
cap. A second, more successful effort involved Bil Thuma, a
Canadian geophysicist. An expert in ice thickness measurements,
Bil was contacted in 1985 by Western World Retrievals who then
owned the salvage rights for the aircraft. Bil's recommendation
for locating the planes was an early version of the GSM-19 Overhauser
instrument.
Bil
and two other adventurers (Joe Tuttle and John Neel) flew into
Greenland, ultimately ending up 10 miles in from coast and 2000
feet above sea level on the Greenland icecap. The small party
located themselves on the ice but could not find a twenty-foot
tower left in 1983 to mark the last known position of the aircraft
because the tower had disappeared beneath the snow.
Bil
suggested that glacial ice movement was likely to have moved
both the tower and the planes, and postulated the direction
of ice movement. The team then used the magnetometer to track
the location of the tower several miles away where it lay hidden
six inches below the surface.
The
next step was to attempt to locate the exact position of the
planes. However, neither the magnetic field nor the weather
was cooperating. Bil's readings were wildly erratic with 300
nT variation every ten seconds due to magnetic storms. And
the field conditions were typically "Arctic" in nature.
In recalling the experience, Bil noted that, "The GSM-19
kept working even though it was bitterly cold - it was just
nasty weather with very high winds ... typical for Greenland
in September."
Using
his geophysical experience and a lot of perseverance, he was
able to acquire a huge amount of data which he hoped would enable
him to obtain more information about the site. Careful analysis
and some "back of the envelope" interpretation led
to some basic insights, such as identification of surface debris
from previous expeditions (including oil drums).
More
interesting, though, was a long wavelength anomaly. A simple
½-width estimation method postulated a depth of one of
the B17 aircraft at 258 feet. This estimate was treated with
much skepticism as it was
not thought that that much snow and ice could accumulate over
the site in fifty years. However, the estimate proved to be
reliable during a subsequent trip when a steam probe encountered
one of the planes at 250 feet.
Ground
penetrating radar provided more information -- confirming the
depth and position of the planes to within +/- 10 feet. With
this information in hand, the recovery teams moved into full
operation and extracted one of the P-38s from its icy resting
place.
A
Story of Teamwork
Between
1977 and 1992, twelve different teams made attempts to find
and recover one of the lost aircraft
leading to the eventual
recovery and restoration of a P-38 Lightning (one of the most
decorated planes of the Second World War). The P-38 was re-named
"Glacier Girl" in honour of its storied history.

Restored
P-38 "Glacier Girl" on Runway Prior to Maiden Flight.
Photo courtesy of Bil Thuma.
GEM
would like to congratulate the individuals involved, and is
pleased to have played a small role on the efforts that led
to eventual success in the frozen polar climate of the Greenland
icecap.
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