I may be considering selling the items below and would be interested to know how much these are worth:
Rolleiflex 2.8f planar plate glass pressure plate ERC and meter cover Type 2
Rolleiflex T f3.5 tessar E.R.C
Rolleiflex 4 x4 F3.5 Xenar grey E.R.C and brown leather E.R.C
Rolleicord va f3.5 xenar E.R.C and hood
Rolleiflex 2.8e xenotar

Which ones are worth keeping out of the above?