![](https://nthumb.tpgimages.com/mid2_com_img/1339/20497/TOP19844335.jpg)
Time Service at US Naval Observatory, 1935
px | px | dpi | = | cm | x | cm | = | MB |
Details
Creative#:
TOP19844335
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
N/A
Property Release:
N/A
Right to Privacy:
No
Same folder images:
ASTRONOMICALASTROPHYSICALHISTORICALPEOPLEPERSONONEPERSONUNITEDSTATESAMERICANUSNORTHAMERICANRESEARCHTECHNOLOGICAL1900STIMESERVICELONGITUDEDETERMINATIONTIMESIGNALSSTANDARDINTERNATIONALSTANDARDSMASTERCLOCKCLOCKSPRINTEDEQUIPMENTDEVICEINSTRUMENTMACHINECHRONOGRAPHPRINTERUSNAVALOBSERVATORYWASHINGTONDCUSANORTHAMERICAMEASURINGTIMINGCALCULATINGASTRONOMYASTROPHYSICSHISTORYTECHNOLOGYASTRONOMERSCIENTISTRESEARCHERASTROPHYSICISTADULTMANMALECAUCASIANMONOCHROMEBLACK-AND-WHITE20THCENTURY1930S1935
1900S1930S193520THADULTMANAMERICAAMERICANAMERICANASTRONOMERASTRONOMICALASTROPHYSICALASTROPHYSICISTASTROPHYSICSBLACK-AND-WHITECALCULATINGASTRONOMYCAUCASIANCENTURYCHRONOGRAPHCLOCKCLOCKSDCDETERMINATIONDEVICEEQUIPMENTHISTORICALHISTORYINSTRUMENTINTERNATIONALLONGITUDEMACHINEMALEMASTERMEASURINGMONOCHROMENAVALNORTHNORTHOBSERVATORYONEPEOPLEPERSONPERSONPRINTEDPRINTERUSRESEARCHRESEARCHERSCIENTISTSERVICESIGNALSSTANDARDSTANDARDSSTATESTECHNOLOGICALTECHNOLOGYTIMETIMETIMINGUNITEDUSUSAWASHINGTON