LC Subject Heading: Formations (Geology)
Item 69943
Contributed by: Boston Public Library Date: circa 1938 Location: Ogunquit Media: Linen texture postcard
Item 10034
Monolith in Littleton Conglomerate, 1934
Contributed by: Nylander Museum Date: 1934-08-19 Location: Littleton Media: Photographic print
