I ’ve seeninteresting bookmarksbefore , but none as practical as the pneumatic Abracadabra design concept . It works like this : the two - chamber bookmarker — one filled with air — is come out on a page , and when the book is closed the air is pushed to the outside sleeping room . To reach the book , you simply squeeze the exposed sleeping room , propping it open up wide enough to splay a finger’s breadth in and plunk up where you impart off .
https://gizmodo.com/i-honor-the-place-where-the-mark-bookmark-and-i-become-319000
I ’ve expend enough time looking for crumpled gross — my usual placeholder — buried deep in books ; I want this matter and I want it now . To top it off , it even amount with its own Sir Herbert Beerbohm Tree - mould bearer to place your intact Abracadabra ingathering :
Now , do I need this many unused bookmarker ? Probably not . But the pot really ties the elbow room together . [ Yanko ]
Design
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