«li* '1)1,1'

A MJUOUC ROUC . N Ht •

CM4»L0TTt KC ,

"Ml

iiiiiiiiii,

"Mil

"llli ,

\, J

''"•Ill

^^ ,

ll '^Ill>""'>llllllll,, I

"0

WPA. E>ivision of Social Research. "Urban Workers on Relief," 1936. SCALE .7

A. Principal Occupations in Selected Cities of the United States in 1936.

No quantitative data is presented in this map. It is merely a device to show the principal occupations in certain cities of the United States.

.'X^-^'"'

Tropic of

C|c;

^^■^^ Hawaiian Islands

'*-,. r-al Standard t,-

I Equator \ ^ «> o

^v

\

Endcrbury and Canton Islands

E in CO •<* E „ injsij -- -- Q.^o ^

^^

"^r,

^s ^

Beginning of total V- ^ • /2)^ ^ ./,,7^ / (^ (Q) (^ ^^ ^ End ofsjotal Eclipse at Sunrise I- ► .. ' ■■ • '^ -iu- Eclipse at Sunset

- -^ \^. - I . Tropic of £^P£^'£2r- L-

AUSTR>LIA

r

New Zea

•SO

^--jfrnir of P^/T.r-^^

^<^/>

SOU/TH AMERICA

<^J«^N

SCALE .6

The National Geographic Society. Washington. D. C. 1937.

B. Map of the Eclipse of the Sun June 9th and 8th. 1937.

By the use of symbols, a time-analysis of the eclipse of the sun is made. The "date line" showing the change from Wednesday to Tuesday is particularly interesting.

MAPS WITH SYMBOLS

National Rrtourcr* Board, "State Planning." 193S. SCALE .7

Metallic Ores and Rare Minerals in Maine, August 1934.

The purpose of this symbol map is to show the geographic location of metallic ores and rare minerals in Maine. No quantitative data is presented.