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  1. 61
    Active nondestructive assay of nuclear materials : principles and applications /
    by Gozani, Tsahi
    Published 1981
    Government Document Book
  2. 62
    Heavy minerals as guides to uranium-vanadium ore deposits in the Slick Rock district, Colorado /
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  3. 63
    A geochemical study of alluvium-covered copper deposits in Pima County, Arizona /
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  4. 64
    Prospecting for uranium with car-mounted equipment /
    by Nelson, John M.
    Published 1953
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  5. 65
    The description and use of a new-invented portable instrument, for detecting frauds in base and counterfeit gold, by shewing the true weight of every piece of gold coin now current, with the quantity of gold and alloy in each, and also of adulteration, if any, it also proves the real value of rings, and other small toys made of gold. These instruments are made and sold, wholesale and retail, by John Warner, of campden.
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  6. 66
    In the press. dedicated, by permission, to His Royal Highness George Prince of Wales and Duke of Cornwall : Mineralogia cornubiensis; or, A general treatise upon minerals, mines, and mining; wherein the theory and natural history of strata, fissures, and lodes, as to their origin, matter formation, direction, inclination, interruption, elevation, and depression, are rationally accounted for. With the methods at large of discovering, working, and drawing the water of tin, copper, and lead mines. Together with the cleansing and metalizing their products; shewing each particular process for digging, raising, dressing, assaying, and smelting of ores. To which will be added, an etymological explanation of the terms and idioms of tinners: as well as those which are used among the lead mines and collieries of Great-Britain. By W. Pryce, of Redruth in Cornwall.
    by Pryce, William, 1725?-1790
    Published 1778
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  7. 67
    The Real or Intrinsic par of exchange, between London and the other cities on which negotiations in bills are usually made; calculated from the actual assays made at the Mint, by the accurate Sir Isaac Newton, of the several foreign coins; whereof a table follows.
    Published 1731
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  8. 68
    An Act Revising and Amending the Laws Relative to the Mints, Assay-offices, and Coinage of the United States.
    Published 1873
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  9. 69
    Gold in igneous, sedimentary, and metamorphic rocks /
    by Jones, Robert Sprague, 1913-
    Published 1969
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  10. 70
    Semiparametric comparison of regression curves via normal likelihoods /
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  11. 71
    Results of assays of the New Albany oil-shale /
    by Reeves, John R.
    Published 1923
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  12. 72
    The determination of gold in geologic materials by neutron-activation analysis using fire assay for the radiochemical separations /
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  13. 73
    An atomic-absorption method for the determination of gold in large samples of geologic materials /
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  14. 74
    Fleta minor, or, The laws of art and nature, in knowing, judging, assaying, fining, refining, and inlarging the bodies of confined metals : in two parts : the first part contains assays of Lazarus Erckern, Chief Prover (or Assay-Master General of the empire of Germany) in V. books, originally written by him in the Teutonick language, and now translated into English : the second contains essays on metalick words, alphabetically composed, as a dictionary, by Sir John Pettus ... ; illustrated with 44 sculptures.
    by Ercker, Lazarus, d. 1594
    Published 1685
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  15. 75
    Fleta minor : the laws of art and nature, in knowing, judging, assaying, fining, refining and inlarging the bodies of confin'd metals : in two parts : the first contains assays of Lazarus Erckern, chief prover, or assay-master general of the empire of Germany, in V. books, orinally written by him in the Teutonick language and now translated into English ; the second contains essays on metallick words, as a dictionary to many pleasing discourses, by Sir John Pettus ... ; illustrated with 44 sculptures.
    by Ercker, Lazarus, d. 1594
    Published 1683
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  16. 76
    A treatise of money: or, A discoure [sic] of coin and coinage : the first invention, use, matter, forms, proportions and differences, ancient and modern: with the advantages and disadvantages of the rise and fall thereof, in our own or neighbouring nations: and the reasons. Together with a short account of our common law therein. As also tables of the value of all sorts of pearls, diamonds, gold, silver, and other metals. By R. Vaughan, late of Grays-Inn, Esq;
    by Vaughan, Rice
    Published 1675
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  17. 77
    News from the goldsmiths or A tryal of gold and silver : advertising all buyers and wearers of goldsmiths wares, of the great adulterations of gold and silver (with other defrauds) which are practiced by some dishonest goldsmiths. Discovering the greatness of the cheat, and easiness of the remedy; with advice how to buy gold and silver wares, that you may not be cheated: fitted for the use of the country as well as the city. Published for the publick good, and not for private lucre; to provoke the goldsmiths, to reform the adulterating smiths, and not to dispariage the goldsmith's trade. By W.T. goldsmith. With allowance.
    by Tovey, W.
    Published 1678
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  18. 78
    A touchstone for gold and silver wares. : Directing how to know adulterated and unlawful goldsmiths works, and the greatness of the cheat therein; and how to punish the offenders, and recover recompence to the party wronged. : Being a treatise of great use for every buyer of plate, and all buyers and wearers of silver-hilts and silver-buckles, and all other kind of goldsmiths works. /
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  19. 79
    Global industrial impacts of heavy metal pollution in Sub-Saharan Africa /
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