Click here to see the New York Times Lens Blog post on this project.


Two gentelmen and a cyclist, unidentified location


Rambla de Prat 15


Portrait of a boy


Factory scene


Factory at Rambla de Prat 15


This image has the name of the factory and the address: Rambla de Prat 15. I was the first in a series of clues that eventually led me to the photographer's son. Without this single image, the story of the photographs would remain entirely unknown


Workers at the factory, Rambla de Prat 15


Picadores outside the Las Arenas bullring, Barcelona


Bullfighter, possibly Jaime Pericás


Children in front of bicycle shop at Avenida Principe de Asturias, 10. Approximately 1935


Avenida Principe de Asturias 10, in 2006, with bicycle shop still in operation


Owner of the bicycle shop Ciclos Casas in 2006, at the moment he recognized that one of the children in the old photo I showed him was his sister, who had died as a child. He had no other photo of her


Unknown location, probably Barcelona


Women wearing carnival costumes in the patio at Rambla de Prat 15


Factory workers in the patio of Rambla de Prat 15


Patio at Rambla de Prat 15, 2004


Familly members, unknown location


Unknown location


Bar Flor, at the end of Rambla de Prat


Photo of Bar Flor in front of its old location at the bottom of Rambla de Prat


Men posing at Barcelona Harbor; Columbus momnumet, Customs House, and Stock Exchanges visible in the distance


Same location, approximately 70 years later


Family members, unknown location


Family members, unknown location, possibly the patio at Rambla de Prat 15


View of Plaza de España, at the inauguration of the 1929 International Exposition


Plaza de España, 2008


The son of photographer Francisco Casals, viewing an album I prepared of his father's work, Sant Feliu de Guixols, 2004