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MRIs: Chapter 3

Cartographic


Rule Interpretation
3.3B1

Revise second example to read:

Bartholomew one inch map of the Lake District. – Revised. – Scale 1:63,360.

Revise example following the fourth paragraph to read:

Scale [ about 1:63,360]

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3.3B2

Revise first and third examples to read:

Scale 1:250,000. 1 in. to 3.5 miles. 1 cm to 2.5 km

Scale [about 1:90,000] not “1 inch to the mile”

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3.3B4

Revise example after last paragraph to read:

Scale 1:7,819,000 (E66º-E198º/N54º-N18º). – Scale [about 1:15,000,000] (E66º-E198º/N54º-N18º)


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3.3B6

Revise example to read:

Scale 1´ per 2 cm

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3.3B7

Revise first example to read:

Scale 1:1,744,080. 1 in. to about 28 miles. Vertical scale about 1:96,000

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3.3C2

Revise examples to read:

; transverse Mercator projection, central meridian 35º13´30´´E

; azimuthal equidistant projection centered on Nicosia, N35º10´,E33º22´

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3.3D2

Revise second and third paragraphs to read:

Follow the right ascension by the hours and, when necessary, minutes and seconds of the twenty-four-hour clock.

Follow the declination by the degrees (º) and, when necessary, the minutes (´) and seconds (´´) of the sexagesimal system (360º circle) using a plus sign for the northern hemisphere and a minus sign for the southern hemisphere.

Revise the second sentence of the fifth paragraph to read

Give the year of the equinox and precede the statement with a semi-colon.

Revise examples to read:

(Right ascension 16 hr., 30 min. to 19 hr., 30 min./Declination -16º to 49º; equinox 1950, epoch 1948.5)


(Right ascension 16 hr./Declination -23º ; equinox 1950)

(Right ascension 2 hr./Declination +30º ; equinox 1950)

(Right ascension 2 hr., 00 min. to 2 hr., 30 min./Declination -30º to -45º ; equinox 1950)


(Centered at South Pole/Declination limit -60º)


(Zones +90º to 81º, +81º to +63º, +63º to 45º ; equinox 1950)


(Zones +90º to 81º, +81º to +63º, … -81º to -90º ; equinox 1950)


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3.3F1

Revise examples to read:

Scale 1:3,000,00 at 45º N ; polar stereographic projection (W 140º-W 52º/N 78º-N 41º). – First edition (1976)-


Scale 1:3,000,00 at 45º N ; polar stereographic projection (W 140º-W 52º/N 78º-N 41º). – First edition (1976)-third edition (1978)


Scales differ. – February 28-March 6, 1983-November 12-18, 1984.


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3.4B1

Revise second and seventh examples to read:

Point Reyes, California : Drake Navigators Guild

Amsterdam, The Netherlands ; London, England : North Holland Publishing Company

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3.4F1

Revise second example to read:

Sevenoaks, Kent : Geographers’ Map Company

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