Here ya go
The die cast tops are.
1966- mid to late 1968 on the left
(silver, black stripe)
Late 1968-1969, and early 1970 in the middle (woodgrain spring loaded closed)
1970-1976 on the right
(spring loaded open w lock button)
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Console bodies are all the same with some differences
1966-1967 Tight small pebble grain
1968-76 large pebble grain
Moulded straight short end front factory A/C (like on the right)
"Hack saw cut off" shortened front dealer installed A/C
(These have the front of the top plate cut off as well)
The ones with lock button have provision for a wire hasp for the lock button.