William Cooper Davidon ( born March 18, 1927 in Fort He was also a civ...
Free Flying is one of the youngest disciplines in skydiving Invented i...
Niels Nielsen ( born December 2, 1865 in Ørslev on He dealt mainly wi...
(RS)- N-ethyl- 3-hydroxy- 2-phenyl- N-(4 -pyridylmethyl ...