A rail car with passengers rides on a rail going uphill.

A unidentifiable pair of people converse on the side a a road.

A man and a horse stand out side a restaurant hut in a neighborhood.

Photograph of Marie Burkhalter standing in front of a river with river boats commuting in the background.

A pool of Gardenias next to a garden of trees and plants.

A large group of river boats are docked next to a market. The name of one is "Maria."

Three unidentified people stand in front of a building.

Photograph of an unknown woman standing on a hill with a mountain landscape as the background.

Photograph of Marie Burkhalter standing next to a gardenia pool, in front of a screen of bushes and trees.

Marie Burkhalter and Hiram Parks stand on the walkway leading to a house at Fortin De Las Flores.

Marie Burkhalter sits on a pile of stones under a railroad bridge.

Photograph of Marie Burkhalter standing on the top of a hill next to a road. Behind her is a wide landscape with mountains and fields.

Tito Guizar stands next to Marie Burkhalter on the street next to a sidewalk. He is in partial mariachi dress and she is in formal wear.

Marie Burkhalter feeds a black monkey in the street while two other monkeys sit next to a stone house

Two men stand behind a truck carrying a load of woven baskets.

An unidentified woman rides on a mule being led by a small boy in a forest trail.

An unidentifed man and woman beside a wall with a plaque in between them that reads: "Siendo Presidente de la Republica El LIC. MIGUEL ALEMAN Se construyo este kiosco y se transformo y embellecio esta plaza a iniciativa de gobernador constitutional del estado GONZALO N. SANTOS y presidente municipal el cuidadano PROF. ARTURO MEDINA fueron inauguradas obras por _ mismo primer mandatario de la nacion el 25 de Noviembre de 1948. San Luis Potosi

Photograph of two women standing next to a gardenia pool in Fortin De Las Flores. One of them is bending over to touch the water.

Marie Burkhalter, two other women and a man ride together in a river boat.

Photograph of an unidentified man and woman standing on a dirt road.

Marie Burkhalter stands on a sidewalk beside a large wall.

Photograph of an unidentified woman sitting on a stone wall with mountains as her backdrop.

An unidentified man stands next to a 1948 Lincoln Continental parked outside "Restaurant Romo."

Photograph of an unidentified woman standing next to a shrub in the wilderness.