Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (19)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (26)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD
Picture Blitz:
C&O Canal, Dam No. 5 Clear Spring, MD (4)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (11)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (8)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (14)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (12)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (15)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (17)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (20)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (18)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (21)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (23)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (26)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (22)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (25)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (28)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (30)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (27)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (34)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (32)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (31)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (37)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (36)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (38)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (39)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (40)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (24)
Picture Blitz:
Potomac River Dam No. 4 Downsville, MD (13)
