Sama & Etani #600-CE circular slide rule (plus enlarged Periodic Table Chart)

Description

Up for bids is this Ever-Popular mini circular slide rule.
It’s the Sama & Etani - Concise "Made in Japan" Model #600-CE.
Circa 1968
Physical size is 2 7/8" x 4 3/8".
Actual size of the circular slide rule is 2 3/8" diameter.
Rule has 8 scales shown in red on the cursor. Scales are: D, C, Cl, L, A, S, T and K
Raised rule turns on the face of the card, while the cursor has an offset on the end for ease of operation.
There is a handy reference card which pulls out of the body.
One side of the card has charts and schedules relative to Length, Area, Mass, Force and Volume.
The other side has useful charts for Velocity, Gas constants, Flow Rates, Energy and Pressure.
On the reverse side of the body is a Temperature Conversion Chart
and a Periodic Table of the Elements (up to #103).
Also included is a 32 page mini instructional manual, and a guarantee card.
As a bonus, I'll include a 17" x 11" supplemental reference chart on the
Periodic Table (up to #118).
The body of the rule has a printed advertisement displayed
which matches the advertisement on the plastic case.
The reference table has a handwritten note which says "COPY".
The face of the rule has a past users name scratched in. (very lightly)
Any statement made in the listing, relative to condition or quality of these items, is my honest opinion.
Photos should assist you in establishing your opinion prior to bidding.
I always ship domestic with USPS Priority Mail.