This historic book may have numerous typos, missing text or index. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. 1883. Not illustrated. Excerpt: ... The fourth and last part of this series of papers embraces the period from 1730 A.d. to the present time. The third part ended about the middle of the reign of King D.Joao V., which reign extendedfrom 1706 to 1750; but as the coinage of this king consists of a large variety of types, I reserved some of them for consideration in this part. The long interval that has elapsed since the presentation of the third paper, having, however, brought to light several obsolete specimens of inedited designs belonging to times before alluded to, I have been obliged to recede a step to describe them first, attributing them to their proper time and places in chronological sequence, and then resume the course thus interrupted. These frequent additions, often out of order, to the series of coins, indicate once again the many gaps that exist, and the chance one has still by persevering researches of filling them up. To begin, then, with the coins appertaining to periods already referred to, we have, first of all, a copper piece appropriated to the time of the viceroyalty of D. Joao de Castro, from 1545 to 1548. This is the bazarucco, struck at the rate of 25 pardaos a quintal, whereby that viceroy reduced to the market value the abnormal rate of 36 pardaos ordered by his predecessor. The specimen in my cabinet (see Plate VI., fig. 1, ) is considerably worn out, clipped and slightly corroded, having been for years underground, as shown by its state of patination. It weighs now 65 grains Troy, the original weight was 168 Portuguese grains, the proportion between the two metrical systems being 5 Troy grains equal to 6 Portuguese ones. Mr. Aragao, in the appendix to his beforementioned work, * says of this coin: --" To the Government of D. Joao de Castro, by the description given at pag...