What does SMY stand for?

Marianna, FL - Location identifier - FAA (FAAL)

Samoan - Language code (ETLW)

Scientific Man-Year (SAUS)

Scientist-Man Year

Shemya - Alaska - Seismograph station code, US Geological Survey (SEIS)

Simenti - Senegal - Airport symbol (OAG)

Smyrna Public Library, Smyrna, DE - OCLC symbol (OCLC)

Solar Maximum Year - August, 1979-February, 1981

Summary (MSA)

Smythe's Irish Common Pleas Reports - 1839-40 - A publication (DLA)