Old Line Museum

Dedicated to the preservation of local history, artifacts, and landmarks

[Old Line Museum @OldLineMuseum]

Transit device used to survey Mason Dixon Line. Currently at Independence Hall in Philly. Invented by John Bird.

p/c @baltimoresun

[Old Line Museum @OldLineMuseum]

DID YOU KNOW?

This is the 250th Ann. of the Mason Dixon Line being completed!

[Dr. Zane Fake @dpbes_principal]

Roof top selfie w/ 300 friends in the back ⭐️⭐️⭐️🇺🇸

[Old Line Museum @OldLineMuseum]

Old Line Museum is open every Sunday, May-Sept., 1:30-4pm

[Old Line Museum @OldLineMuseum]

We open for the season tm from 1:30-4pm! Come check us out! Lots of local, Welsh, slate, RR, etc. history! #YorkCountyhistory

[Old Line Museum @OldLineMuseum]

Mayor Poff, 1976, paints a line on Mason Dixon to stop fight between PA/MD State police. #DeltaStyle #YorkCountyhistory
pc: @YorkDispatch

[Old Line Museum @OldLineMuseum]

The roof of the Biltmore Estate is made entirely from slate from right here in Peach Bottom. #YorkCountyhistory #BiltmoreEstate

[Old Line Museum @OldLineMuseum]

Ma & Pa engine on trestle near Delta, circa 1940s. #YorkCountyhistory #MaAndPaRR #railroadhistory

[Old Line Museum @OldLineMuseum]

Ma & Pa engine on the tracks in Delta, circa 1940s. #YorkCountyhistory #MaAndPaRR #railroadhistory

[Old Line Museum @OldLineMuseum]

Our famous Slate Clock, built in 1906 by Humphrey Pritchard. Located in our vault, this historic clock is one of a kind. #YorkCountyhistory