hp 16c (or any voyager) User Guide Dimensions

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(08-31-2021 01:17 PM)Didier Lachieze Wrote:  

(08-31-2021 12:20 PM)Sylvain Cote Wrote:  The old ones are metal ring bound and the recent ones are perfect bound.

Not always, I have two 12C manuals, a rev F from 1984 which is perfect bound and a rev H from 86 which is metal ring bound:

thank you so much for the information
but could you please provide a picture for the side of the perfect binding manual.
I want to see how the title is printed
thanks