Provide (books) with blank leaves.

Roget 228: lie between, come between, get between; intervene, slide in, interpenetrate, permeate.    put between, introduce, import, throw in, wedge in, edge in, jam in, worm in, foist in, run in, plow in, work in; interpose, interject, intercalate, interpolate, interline, interleave, intersperse, interweave, interlard, interdigitate, sandwich in, fit in, squeeze in; let in, dovetail, splice, mortise; insinuate, smuggle; infiltrate, ingrain.    interfere, put in an oar, thrust one's nose in; intrude, obtrude; have a finger in the pie; introduce the thin end of the wedge; thrust in etc. (insert) 300.    ... show more

Intersperse the sectors on the concentric magnetic circular patterns written on a computer disk surface to guide the storing and recording of data.

Intersperse alternately, as of protective covers for book illustrations.