the TS is a classic design w/ a longer barrel basically. its like the vert frame sonix, only sold at dick's and other select stores.
the last one you posted is the "classic" aka, the ORIGINAL spyder.
i also noticed that you used the same pic for the TL an TL-Plus
spyder SE
'05 imagine LED pic:
and theres a pic of the mini on pbreview and electraman's overview.
edit: i'll see what i can dig up about the different hammer styles. if you need me to help look for anything else, feel free to PM me, i'd love to help when i have some spare time.