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Switch diagnostic work
Wilmington Shops
Eastern Division Congress Reception slide presentation (1960)
Man using MCI Long Distance Credit Card Phone
Wilmington Shops
Wilmington Shops
#4935 Pennsylvania Railroad GG-1 Locomotive
Brandywine Creek and South Race Wilmington, Del.
Tape library at MCI Data Center (Perryman, Md.)
Wilmington Shops
Wilmington Shops
MCI Execunet dialer
MCI logo on sign at business park
Man using candlestick telephone
NAM: The Spirit at 1776 (January 1975)
Telecommunications history timeline, 1934-1956
Outside generators at MCI Data Center (Perryman, Md.)
Wire splicing
Microwave antenna on Water Street (New York, N.Y.)
Wilmington Shops
#1327 GG-1 Locomotive approaching South Amboy, N.J.
#4877 Pennsylvania Railroad GG-1 Locomotive
#4935 Pennsylvania Railroad GG-1 Locomotive
Tape library at MCI Data Center (Perryman, Md.)
#4877 Pennsylvania Railroad GG-1 Locomotive

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