Yes he was and the proof is in his biography, in his own words (see my post# 124 above). As to Asa Gray and Dana, they were not even close to being major promoters of evolution. Haeckel, Spengler, Huxley, Gould and Dawkins are the best known and strongest proponents of evolution and they were all dyed in the wool atheists (as are almost all the evolutionists on these threads).
[rolling eyes and reaching for aspirin]