I got bored over the weekend and crunched some numbers on my serial number database.
Remember, my numbers and such are nowhere near official. It's just info I've compiled over the years. As Mike F. says over at the T-60 Forum, "Your mileage may vary."
Here's what I've collected on the four-string side of the T-series:
I've collected serial numbers and info on 167 T-40s so far.
7 pre-production (CT-B and 6 00000000 Guitar Dept. models)
7 6-digit serial numbered T-40s
6 8M serial numbered T-40s
147 8-digit serial numbered T-40s
130 maple fingerboards
22 rosewood fingerboards (first serial number showing up is 00321111)
15 with unknown fingerboards
82 toaster pickups
69 blade pickups (first serial number showing up is 00690365)
16 with unknown pickups
111 small flat switches
28 large bat switches (first serial number showing up with is 00742725)
9 with aftermarket switches
19 with unknown switches
114 with dots on pickguard
25 with no dots on pickguard (first serial number showing up is 00321111)
28 unknown
1 with black plastic nut
119 with metal nut
15 with unknown color plastic nut
5 with white plastic nut
27 with unknown nut
7 pre-production with unknown headstock script
1 with stripe around the truss rod (serial number 176310 - was owned by Scott - do ya still got her?)
41 with Patent Applied For script
30 with Patent Number script on front (first serial number showing up is 00464685)
65 with Big Peavey and Small T-40 script (first serial number showing up is 00742725)
1 with Big Peavey and Big T-40 script (serial number 01511134)
22 with unknown headstock script
11 black (7 with maple, 4 with rosewood)
3 burgundy (all with maple)
97 naturals (94 with maple, 3 with rosewood)
3 red (2 with maple and mine with rosewood) Very Happy
31 sunbursts of all varied flavors (21 with maple, 10 with rosewood)
7 white (3 with maple, 4 with rosewood)
15 unknown
I've only collected serial numbers and info on 2 T-40FLs so far. For those that haven't seen those, they were factory fretless with T-40FL script on the headstock.
both have 8-digit serial numbers
both have rosewood fingerboards, blade pickups, large bat switches
1 doesn't have the dots on pickguard, don't know about the other one
both have unknown color plastic nut
both have Big Peavey and Small T-40FL script
both are sunbursts
I've collected serial numbers and info on 10 T-45s so far.
all ten have 8-digit serial numbers
all ten have maple fingerboards
7 blade pickups
3 with unknown pickups
4 with unknown color plastic nut
3 with white plastic nut
3 with unknown nut
8 with Big Peavey and Small T-45 script
2 with unknown headstock script
3 black
1 burgundy
2 red
3 sunbursts of all varied flavors
1 white (3 with maple, 4 with rosewood)
I've collected serial numbers and info on 23 T-20s so far.
all have 8-digit serial numbers
all have maple fingerboards, Super Ferrite pickups and no dots on pickguard
20 with unknown color plastic nut
3 with white plastic nut
all have the Big Peavey and Small T-20 script
16 naturals
2 red
5 sunbursts of all varied flavors