How many CURRENT owners of real '74 360 Duster 4 speed cars on here?

My 74 dart sport 360 automatic car has an LM29 serial number. Original paint stripes #s matching 52,601 on clock. Factory interior, the spare has never been on the car only took it out to clean
Have 3 build sheets. Like to know where I can find info on production #s according to options if there is any. 9B6738F5-A07A-4D2D-B930-F8E207A0A226.jpeg