Image Colnect-963-307-Self-healing-concrete.jpg
(190 x 133 pixels) |
Type: stamp Issuer: Netherlands Date: 2011 Denom: ?
Visibility: public Image owner: none postage 5/27/2011 1 multi issue=100th Anniversary of the Dutch Society for Microbiology d=Self-healing concrete unwmk Crops No visible images cropped from this one. Measurements Resolution is unknown. Source Source name: Colnect File URL: http://i.colnect.net/b/963/307/Self-healing-concrete.jpg Uploaded September 3, 2014, 11:41 pm by Stan Shebs |
