Dr. Lambertsen laid groundwork for tech used by:
#OSS
@NASA
@us_navyseals
@USArmy #GreenBerets
@uscoastguard
& all diving enthusiast
#OSS75pic.twitter.com/nGGc64h67R
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Christian helped advance British submersible canoe: Sleeping Beauty.
Used to conduct clandestine recon & attack enemy vessels.
#OSS75pic.twitter.com/vCG9yWW7GZ
Sleeping Beauty #canoe
was 12’ 8” long & held 1 navigator who could expect to spend 10 hrs or more in vessel when on a mission
#WWII
#OSS75pic.twitter.com/ZAhNFHFvHE
Christian trained #OSS swimmers to anchor #canoe
near target, swim to target, place demolition charge & swim back to Sleeping Beauty.
#OSS75pic.twitter.com/Arz1O6XuzW
This concept paved the way for the swimmer delivery vehicle used by the @USNavy ’s UDT & @us_navyseals years later.
#OSS75pic.twitter.com/ZP7yMUAjEw
1945: #OSS disbanded.
1947: Christian helped @USNavy save UDT from demobilization.
UDT was precursor to @us_navyseals.
#OSS75pic.twitter.com/R8GeJZxYZU
1952: Christian wrote a paper for @theNASciences & coined the term "Self-Contained Underwater Breathing Apparatus"– #SCUBA.
#OSS75
Christian taught @Penn for more than 40 years & continued his work w government, including @NASA & @USNavy through the 2000s.
#OSS75pic.twitter.com/swLtYZB6B1
Christian spent his final years on Maryland’s Eastern shore raising cattle, tending to bees & gardens.
He died in 2011 at age of 93.
#OSS75pic.twitter.com/C9IfmbL5nv
Dr. Lambertsen: Father of Frogmen, inventor, environmentalist, undersea & aerospace pioneer.
http://bit.ly/2sYDWJ4
#WorldOceansDay
#OSS75pic.twitter.com/jikyeuXw98
WE are ready, And We Dare You 
in various ranges and with different cognitive outcome each time for the unique purpose and everywhere I go I have this intellect with me
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