Report, Band 12Johns Hopkins Press, 1928 CONTENTS.--Vol. I (1897)--Vol. II (1898)--Vol. III (1899)--Vol. IV (1902)--Vol. V (1905)--Vol. VI (1906)--Vol. VII (1908)--Vol. VIII (1909)--Vol. IX (1911)--Vol. X (1918)--Vol. XI (1922)--Vol. XII (1928)--Vol. XIII (1937)--Vol. XIV (1941) |
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Seite 35
... for core work , and the coarser for steel casting . Sands of higher clay content , 15 % -25 % , which are coarse in texture , are usually used for heavy castings , while those of finer texture are MARYLAND GEOLOGICAL SURVEY 35 Fineness ...
... for core work , and the coarser for steel casting . Sands of higher clay content , 15 % -25 % , which are coarse in texture , are usually used for heavy castings , while those of finer texture are MARYLAND GEOLOGICAL SURVEY 35 Fineness ...
Seite 36
... usually tested in the wet and dry condition . This probably is the best practice . The permeability figures and the different water contents for which they were determined are given in the discussion of the individual sand deposits in ...
... usually tested in the wet and dry condition . This probably is the best practice . The permeability figures and the different water contents for which they were determined are given in the discussion of the individual sand deposits in ...
Seite 37
... usually expressed in grams per break . A variation of 10 % from the average weight of the breaks is allowed . These results may be expressed in pounds per square inch units by converting the results by means of the following formula : P ...
... usually expressed in grams per break . A variation of 10 % from the average weight of the breaks is allowed . These results may be expressed in pounds per square inch units by converting the results by means of the following formula : P ...
Seite 38
... usually calculated to pounds per square inch units . This test was performed on the Maryland sands , the results calculated and the data are given with the other bond test data in Chapter IV . Since this report went to press the ...
... usually calculated to pounds per square inch units . This test was performed on the Maryland sands , the results calculated and the data are given with the other bond test data in Chapter IV . Since this report went to press the ...
Seite 43
... usually spoken of as terraces and have been divided into three distinct formations according to their relative elevation above sea level . The highest and oldest is known as the Sunderland , the intermediate one the Wicomico , and the ...
... usually spoken of as terraces and have been divided into three distinct formations according to their relative elevation above sea level . The highest and oldest is known as the Sunderland , the intermediate one the Wicomico , and the ...
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30 feet Albany sand alteration arbitrators award Baltimore County Baltimore gneiss BOND AND PERMEABILITY Bond Strength Compression boundary line buddle Cecil County chlorite chromite Clay class Clay Sub Coarseness figure color commissioners compact Company crystals deposits diabase diallage Dye Adsorption figure east epi-diorite farm feet long feet wide feldspar fibrous FINENESS TEST formation gabbro Geol Geological gneiss grade Grain class Grain fineness granite green Harford County hauled Hill hornblende hypersthene hypersthene gabbro intrusive located low-water mark magnesian magnetite Marriottsville Maryland and Virginia material metamorphism mica mica schist microscope mile south mile southeast mile west mill mineral molding sand northeast occurs olivine opening outcrop pegmatite Pennsylvania peridotites PERMEABILITY TESTS plagioclase potash Potomac River production pyroxene pyroxenites quarry Plate VII quartz railroad region road sample sand chrome schist schistose serpentine serpentine areas shore shows soapstone specimens Survey talc tremolite veins Virginia and Maryland width
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Seite 26 - The compact of 1785 (see Code of Virginia, v. 1, title 3, ch. 3, § 13, p. 16) is set up in this case, and its binding force is preserved in the draft of decrees submitted by counsel for both States. We agree with the arbitrators in the opinion above expressed, that the privileges therein reserved respectively to the citizens of the two States on the shores of the Potomac are inconsistent with the claim that the Maryland boundary on the south side of the Potomac River shall extend to high-water mark....
Seite 8 - ... of the same, and to that end the faith of this state shall stand pledged. 2. The governor is hereby requested to forward a copy of this act to the governor of Maryland, with a request that the general assembly of said state shall also enact a law in accordance herewith; and shall also forward a copy to our senators and representatives in Congress, with the request that they procure such legislation on the part of the United States as may be needful in the premises for their assent to and ratification...
Seite 160 - Cr»Os has given way almost completely to A12O3 and Fe2O3 or a mixture of a spinel in which Cr2O3 has given way to much A12O3 with considerable magnetite. The percentage of titanium also indicates a higher percentage of ilmenite. In order to get a clearer idea of the nature of the ore particles in these concentrates and particularly in the case of the two samples last considered they were subjected to a magnetic separation with a small hand magnet, the results of which are given in the following...
Seite 11 - Point. Sec. 2. And be it further enacted, That the northwestern line of this State, is a line commencing at the Fairfax stone, at the head of the north branch of the Potomac river, and running thence due north to the southern line of the State of Pennsylvania, as surveyed in the year eighteen hundred and fifty-nine, by the commissioners appointed by the State of Maryland and Virginia in conformity with the laws passed by the said States for that purpose. Sec. 3. And be it further enacted, That the...
Seite 16 - Tangier sound, in latitude 37° 56' 42", longitude 75° 56' 23", said point bearing from Jane's Island light south 54° west, and distant from that light three thousand five hundred and sixty yards; thence south 10° 30' west four thousand seven hundred and forty yards, by a line dividing the waters of Tangier sound, to a point where it intersects the straight line from Smith's Point to Watkins' Point, said point of intersection being in latitude 37° 54' 21", longitude 75° 56' 55", bearing from...
Seite 25 - Taking it altogether, we consider it established that Virginia has a proprietary right on the south shore to low-water mark, and, appurtenant thereto has a privilege to erect any structures connected with the shore which may be necessary to the full enjoyment of her riparian ownership, and which shall not impede the free navigation or other common use of the river as a public highway. " 'To that extent Virginia has shown her rights on the river so clearly as to make them indisputable.
Seite 9 - SECTION 1. Be it enacted by the general assembly of Maryland, That the governor of this State be and he is hereby authorized and empowered to appoint a commission of...
Seite 16 - Potomac, in the latitude 37° 53' 8", and longitude 76° 13' 46" ; thence crossing the waters of the Chesapeake Bay, by a line running north 65° 30' east, about nine and a half nautical miles, to a point on the western shore of Smith's Island at the north end of Sassafras Hammock, in latitude 37° 57...