Black and white photograph of three people walking in front of the Catskill Mountain House hotel.

Black and white photograph of railway tracks going down a mountainside.

Black and white photograph of railway tracks going up a mountainside.

Black and white photograph of railway tracks going up a mountainside. A bridge over the tracks is visible.

Black and white photograph of a countryside town among trees and fields.

Black and white photograph of two people sitting in an automobile looking back towards the camera. A lake is visible in the distance in front of a mountain range.

Black and white photograph of a town in the distance with fields divided by stone fences in the foreground. Mountains are visible in the background. Three people can be seen standing in one of the fields.

Black and white photograph of several buildings and a farm on a hillside with mountains in the distance. Three people, one man and two women, are visible standing on the hillside between the farm and the photographer looking towards the camera.

Black and white photograph of an automobile parked on a dirt driveway in front of the side of a house. Two people are sitting inside the car with a man standing next to the car.

Black and white photograph of Lena Billington Merrill and an unidentified woman standing with a man, J. Walker, in front of a window and brick wall.

Black and white photograph of Robert Merrill and his wife, Lena Billington Merrill, standing in front of a window and brick wall with J. Walker.

Black and white photograph of Little Falls, New York. A river is visible on the right side of the image with a man walking on a dirt road next to the river.

Black and white photograph of a hydraulic lock in Little Falls, New York.

Black and white photograph of a person standing on a hill of mining spoil in front of several buildings and a smokestack in Little Falls, New York.

Black and white photograph of a man standing next to a rock wall, or "knob," in Little Falls, New York.

Black and white photograph of a rock cliff face.

Black and white photograph of a partially frozen river in the middle of a city. Buildings are visible on both sides of the river, and there is a bridge across the river in the distance.

Black and white close-up photograph of a brook near Lake Otsego, New York. Flat slabs of marcellus shale line the bed of the brook.

Black and white photograph of a small mountain in Otsego County, New York. Rock outcroppings jut out from the grassy hillside.

Black and white photograph of a hillside covered with field grass and shrubs in Otsego County, New York. Shale outcroppings jut out from the hillside, partially obscured by foliage.

Black and white photograph of fields and hills from above, taken in Otsego County, New York.

Black and white photograph of a hilly countryside in Otsego County, New York with mountains visible in the distance.

Black and white photograph of a hilly countryside in Otsego County, New York, with mountains visible in the distance. The image is somewhat clouded by mist.

Black and white photograph of a field of grass in front of a hill partially covered by trees in Otsego County, New York.