"We are probably nearing the limit of all we can know about astronomy."
Simon Newcomb, astronomer ; 1888
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| Number | Title | Issue Date |
| 7631649 | Hair grip with a connection working in elongation Hair grip comprising two jaws (1, 3) articulated about a joint (61, 62; 81, 82; 54; 29) for relative displacement into an open or closed position and a connection (11) joining each jaw to exert a return force by a deformation in elongation again... | 12/15/2009 |