Black and white photograph of a group of people talking in a courtyard in front of a building. Chairs are scattered around the courtyard. Taken my Merrill while attending the American Society of Civil Engineers conference in New Orleans, Louisiana.

Black and white photograph of a lock. A building is next to the lock, and a flagpole and flag are visible in the center of the image. Taken my Merrill while attending the American Society of Civil Engineers conference in New Orleans, Louisiana.

Black and white close-up photograph of a dam. Taken my Merrill while attending the American Society of Civil Engineers conference in New Orleans, Louisiana.

Black and white photograph of a man walking across a street lined with lampposts and trees in front of a large building with hipped roofs, columned porch, and nine visible chimneys. Taken my Merrill while attending the American Society of Civil…

Black and white photograph of ten people, eight women and two men, in front of an open arched door. Taken my Merrill while attending the American Society of Civil Engineers conference in New Orleans, Louisiana.

Black and white photograph of a hydroelectric power plant and dam. Taken my Merrill while attending the American Society of Civil Engineers conference in New Orleans, Louisiana.

Black and white photograph of a hydroelectric power plant. Taken my Merrill while attending the American Society of Civil Engineers conference in New Orleans, Louisiana.

Black and white photograph of Kenneth Hewitt and Ida (Merrill) Hewitt standing next to a tree in front of a forest near Hannacrois Creek, New York.

Black and white photograph of a tiered rock wall near Kaaterskill Falls, New York.

Black and white photograph of a car parked on a bridge over a river. A man and a woman are visible standing in front of the car.

Black and white photograph of a mountain gorge covered with trees with another mountain visible in the distance.

Black and white photograph of the house at 317 Fulton St. Grand Rapids, Michigan.

Black and white photograph of the house at 317 Fulton St. Grand Rapids, Michigan.

Black and white photograph of a boy, Robert, standing in front of a wall.

Black and white photograph of a bride and groom, Ida Merrill and Kenneth Hewitt, in front of the steps of a house.

Black and white photograph of a wedding party of 19 people at the wedding of Ida Merrill and Kenneth Hewitt. The group is standing in front of a house.

Black and white photograph of Macatawa beach covered in debris with beach cottages in the background.

Black and white photograph of a line of beachfront cottages. Debris is visible on the beach in front of the houses.

Black and white photograph of a line of beachfront cottages. Debris is visible on the beach in front of the houses.

Black and white photograph of a collapsed beach cottage.

Black and white photograph of a man standing in front of a collapsed beach cottage.

Black and white photograph of a child, Billy Kellogg, standing in a hall.

Black and white photograph of three children standing in front of a wood and wire fence. One child is holding a stick.

Black and white photograph of the town of Greenwood, New York.