the sight of the slender trees and blue distant hills. Printed books have not such resources. They can only show varieties of type, quaint frontispieces, printers' devices, and fleurons at the heads of chapters. These attractions, and even the engravings of a later day, seem meagre enough compared with the allurements of manuscripts. Yet printed books must almost always make the greater part of a collection, and it may be well to give some rules as to the features that distinguish the productions of the early press. But no amount of "rules" is worth six months' practical experience in bibliography. That experience the amateur, if he is wise, will obtain in a public library, like the British Museum or the Bodleian. Nowhere else is he likely to see much of the earliest of printed books, which very seldom come into the market.
Those of the first German press are so rare that practically they never reach the hands of the ordinary collector. Among them are the famous Psalters printed by Fust and Schoffer, the earliest of which is dated 1457; and the bible known as the Mazarine Bible. Two copies of this last were in the Perkins sale. I well remember the excitement on that occasion. The first copy put up was the best, being printed upon vellum. The bidding commenced at £1000, and very speedily
