| Last Name | First Name | Middle | Position | Location | Start | End | Born | Born at | Died | Citizen | File | Comments                    | Beneficiary                 | Nickname | 
| YANEZ | BASILIO | 
 | LABORER | EXTRA GANG 1 | 
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| YBARRA | ENRIQUE | 
 | TRACK WALKER | CAMPO, SECTION 5, SECTION 8 | 1936 | 1938 | 07-15-1903 | MORELLIA, MICHOCAN | 
 | MEXICO | 
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| YBARRA | FLORENCIO | 
 | LABORER | SECTION 15 | 02-11-1928 | 04-10-1928 | 
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 | LAID OFF 04-10-1928 | 
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| YBARRA | LEON | 
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 | SECTION 5 | 02-06-1936 | 03-25-1942 | 04-11-1907 | SERRRANO, JUANATO, MEXICO | 
 | MEXICO | 
 | 03-25-1942 OFF SICK DIDN'T RETURN | ANTONIA YBARRA, WIFE | 
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| YBARRA | SALOME | 
 | LABORER | EXTRA GANG 1 | 12-29-1927 | 10-26-1928 | 
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 | QUIT 10-26-1928 | 
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| YBARRA | TIMOTEO | 
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 | SECTION 5 | 03-13-1929 | 06-13-1930 | 
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 | QUIT 06-13-1930 | 
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| YEAGER | ALICE | INGEBORG | STENOGRAPHER-CLERK, INFO CHART CLERK | CITY TICKET OFFICE | 05-12-1942 | 06-30-1954 | 05-28-1908 | CHICAGO, ILLINOIS | 
 | USA | F-1109-4 | SEE PERSONEL FILE | 
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| YENAWINE | PAUL | C | ENGINEER | VALLEY & MTN. DISTRICTS | 10-17-1917 | 1938 | 07-04-1889 | 
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 | SENIORITY MTN. DIST. 01-01-1918, TIMESLIPS AUG 22, 1928 | 
 | YENI | 
| YEPIZ ? | SALVADOR | F | LABORER | 
 | 1934 | 1938 | 12-24-1904 | 
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| YNEZ | BASALIO | 
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 | SECTION 1 | 
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| YNIQUEZ ? | SIRILO | 
 | LABORER | SECTION 9 | 04-04-1944 | 06-07-1944 | 
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 | LEFT 06-07-1944 | 
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| YORBA | EUGENIO | 
 | LABORER | SECTION 3 | 08-20-1926 | 03-01-1927 | 
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| YOUNG | EARL | 
 | 4 TH CLERK | 
 | 10-11-1949 | 
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 | THIS CARD IS ON BACK OF FRED G HERDEL CARD | 
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| YOUNGS | EARL | 
 | ENGINEER | VALLEY & MTN. DISTRICTS | 08-28-1916 | 1938 | 09-22-1889 | 
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 | SENIORITY MTN DIST. 01-01-1918, TIMESLIPS AUG 18, 1928 | 
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| YOUNT | ESTELLE | I | SECRETARY | 
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 | 07-00-1969 | 
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| YSIDRO | MARTIN | 
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 | EXTRA GANG 1 | 12-21-1928 | 05-31-1930 | 
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 | QUIT 05-31-1930 | 
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| YSLAS | SEBASTIAN | 
 | LABORER | SECTION 9 | 04-04-1944 | 
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| YSLAZ | RAMON | M | 
 | EXTRA GANG 2 | 
 | 06-15-1944 | 
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 | LEFT 06-15-1944 | 
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