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MAP #: 379U7

CARTOGRAPHER : UNITED STATES COAST AND GEODETIC SURVEY

DATE: 1879

SHORT TITLE : PRIMARY TRIANGULATION BETWEEN LONG ISLAND AND THE BLUE RIDGE

REMAINING TITLE & ID : SECTIONS II & III SCALE 1/1000000 1879. (BOTTOM RIGHT CORNER). "UNITED STATES COAST AND GEODETIC SURVEY" (ABOVE TITLE). SCALE IN STATUTE MILES (BELOW TITLE). "NO. 7" (LEFT TOP MARGIN). "PLATE NO. 1055" (CENTER TOP MARGIN). ENGRAVING EXTENDS 1.5 CM. THROUGH THE NEAT LINE ON THE LOWER LEFT. THE REVERSE SIDE IS BLANK. LONGITUDE WEST FROM GREENWICH (TOP AND BOTTOM BORDERS). LATITUDE (RIGHT AND LEFT BORDERS).

DATE OF PUBLICATION : S1881
PLACE OF PUBLICATION : WASHINGTON
PUBLISHER : U.S. COAST AND GEODETIC SURVEY
LANGUAGE(S) : EN
SIZE (HEIGHT X WIDTH) : 30.0 X 44.1 CM. (BETWEEN NEAT LINES)
SIZE - OTHER DATA : 34.4 X 50.1 CM. OM
SCALE - (RF) 1: : 1,000,000
SCALE - OTHER DATA : 60 STATUTE MILES - 9.7 CM.
LIB. OF CONGRESS # : -
Md. HALL OF RECORDS # 1 : MSA SC1399-447
HUNTINGFIELD ACQ. # 1 : A016-HDU
REGION CATEGORY : GENERAL MAP OF SIGNIFICANCE TO A MD/CHESAPEAKE COLLECTION (3)
SPECIAL CATEGORY(IES) : USCS TYPE CHART (4)
# SHEETS TO MAP : 1
MAP ORIENTATION : N IS AT THE TOP OF THE CHART.
RELIEF SHOWN ? : NO
HYDROGRAPHIC DATA :
CARTOUCHE : NONE (1)
BORDER : GEOGRAPHICALLY FUNCTIONAL (8)
PRIME MERIDIAN(S) : GREENWICH (1)
SEE ALSO MAP #s : -
BEST INFO SOURCE : THE 1879 USC&GS ANNUAL REPORT IS THE ONLY SOURCE FOUND.
DESCRIPTION : THIS SKETCH, COVERING THE PRIMARY TRIANGULATION POINTS BETWEEN LONG ISLAND AND WASHINGTON, D.C., INCLUDING THE NORTHERN CHESAPEAKE BAY AREA WAS ISSUED TO ILLUSTRATE THE REPORT OF THE SUPERINTENDENT OF THE U.S. COAST AND GEODETIC SURVEY SHOWING THE PROGRESS OF THE WORK DURING THE FISCAL YEAR ENDING WITH JUNE, 1879, WASHINGTON: GOVERNMENT PRINTING OFFICE, 1881. IT WAS PROGRESS SKETCH 7, APPENDED TO THE REPORT.

BY 1879, THE PRIMARY TRIANGULATION HAD BEEN EXTENDED WEST OF BULL RUN AND MARSHALL IN SECTION III AND WEST OF CHAMBERSBURG, PENNSYLVANIA IN SECTION II. THIS SKETCH TIES TOGETHER ALL THE PRIMARY TRIANGULATION IN THESE SECTIONS. DURING THE YEAR, A PARTY UNDER A.T. MOSMAN EXTENDED THE TRIANGULATION WESTWARD OF THE BLUE RIDGE, NEAR HARRISONBURG, VIRGINIA, TOWARD THE OHIO RIVER, AND A PARTY UNDER ANDREW BRAID DID GEODETIC LEVELING ON A COURSE FROM HAGERSTOWN, MARYLAND WESTWARD TO ATHENS, OHIO.

DATA IS FROM THE 1879 USC&GS ANNUAL REPORT AND FROM OBSERVATION OF THE COPY IN THE HUNTINGFIELD COLLECTION.

EDITION & STATE INFO : INFORMAL REPORTS WERE MADE ANNUALLY BY THE SUPERINTENDENT OF THE COAST SURVEY FROM 1816 THROUGH 1850. THESE WERE PUBLISHED BY THE TREASURY DEPARTMENT AND WERE SENT TO CONGRESS. BEGINNING WITH 1851, THESE PROGRESS REPORTS BECAME MORE FORMAL. THEY WERE PRODUCED IN MUCH LARGER QUANTITY AND WERE MORE WIDELY DISTRIBUTED TO SCHOOLS AND OTHER INSTITUTIONS AND INDIVIDUALS IN ADDITION TO CONGRESS. THE U.S. COAST SURVEY BECAME THE PUBLISHER BEGINNING IN 1851. THE BROADENED DISSEMINATION WAS AN ATTEMPT BY THE AGENCY TO BUILD A WIDER BASE OF SUPPORT FOR THE ACTIVITIES OF THE COAST SURVEY. BEGINNING IN 1844, THESE REPORTS DESCRIBED IN CONSIDERABLE DETAIL THE PROGRESS OF THE SURVEY INCLUDING IN SECTION III, WHICH PRIMARILY CONSISTED OF THE CHESAPEAKE BAY AND THE OCEAN FRONT OF DELAWARE, MARYLAND AND VIRGINIA. ANNUAL PROGRESS SKETCHES WERE APPENDED, SHOWING THE EXTENT OF THE TRIANGULATION, TOPOGRAPHY, HYDROGRAPHY AND OTHER WORK ACCOMPLISHED UP TO THAT TIME. THE SKETCH DESCRIBED HEREIN SHOWED THE CONNECTION OF THE SECTION III TRIANGULATION WITH THAT OF SECTION II, AS IT WAS EXTENDED INLAND.

HFC OWNERSHIP DATA : THE HUNTINGFIELD COLLECTION HAS A COPY IN GOOD CONDITION ON THIN PAPER. IT HAS AN ACQ. # OF A016- HDU AND A MDHR # OF MSA SC1399-447.

BIBLIGRAPHICAL REFS. : REPORT OF THE SUPERINTENDENT OF THE U.S. COAST AND GEODETIC SURVEY SHOWING THE PROGRESS OF THE WORK DURING THE FISCAL YEAR ENDING WITH JUNE, 1879, WASHINGTON: GOVERNMENT PRINTING OFFICE, 1881, 30-32, 79, & LIST OF SKETCHES.

February 20, 1993


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