[Boatanchors] Long shot - Frederick Electronics TTY gear info??

[Nick England]

 I acquired a batch of interesting Frederick gear recently, but without
manuals - any info or documentation at all would be GREATLY appreciated.
http://www.navy-radio.com/rtty/frederick-2.htm#ralph
The basic functions of each of these is fairly evident, but some of the
connections are mysterious, and troubleshooting will be difficult!
CV/A-19 Baudot to Morse Converter
670 Morse Code to Teleprinter Converter
671 Morse to Baudot Converter
1306 Message Generator (diode board full of characters)
1300 Electronic Storage (wiresonic delay line storage - 2400 characters)
1312 Storage Extender (four delay lines - 9600 characters)

Nick England K4NYW
www.navy-radio.com