printed matter, namely, bound books, unbound sheets sold as a package, sheets sold separately, posters and perforated sheets, all featuring invisible latent images which are brought out in contrasting hues by application of a specially formulated wax crayon sold as a unit with the aformentioned printed items

'aforment':45 'applic':32 'book':5 'bound':4 'brought':26 'contrast':29 'crayon':38 'featur':20 'formul':36 'hue':30 'imag':23 'invis':21 'item':47 'latent':22 'matter':2 'name':3 'packag':11 'perfor':17 'poster':15 'print':1,46 'separ':14 'sheet':7,12,18 'sold':8,13,39 'special':35 'unbound':6 'unit':42 'wax':37

COLOR SURPRISE

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