Manufacturer: Japan (Probably Relay for Scientific Instruments Corp.)
Model: 5500
Edge Marking: K.K-4
Construction: Bamboo, Duplex, 5"
Scales: Front: DF, [ CF, CI, C ], D, L
Back: A,[ B, S, T, C ], D, K
Last Updated on April 8, 2000 by John Current
Return to Slide Rule Page