TOPS Computation Book， 11.75 x 9.5 Inches， Double Wire， 152 Numbered Pages， Quadrille Ruled， 76 Sheets， Buff， (35061)<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Quad-ruled， numbered pages make it easier to index projects for future reference </span></li><li><span class="a-list-item"> Engineer's research and computation book is designed to help the busy professional record data and make calculations </span></li><li><span class="a-list-item"> Quad-ruled， numbered pages make it easier to index projects for future reference </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/512zSvJhjjL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51%2BzSbXWTeL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/4173TJSo9yL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/417KNhXmmHL.jpg" noproxy>