Three men construct concrete slabs using wooden molds, mid-20th century. Top: Worker lifts heavy timber beam; bottom: Two lay... Black-and-white construction scene featuring three laborers assembling wooden planks on a rooftop terrace, likely for a flat ... Black-and-white split image: Left—child mid-dive from concrete pool ledge, hands gripping edge; right—same child mid-air, smi... Mid-20th century urban construction crew using a manual asphalt roller on a freshly paved roadway. Workers in casual workwear... Military personnel in 1940s-era uniforms pose with a vintage motorcycle in an outdoor setting. Uniforms feature peaked caps, ... Mid-20th century black-and-white photo of a young boy playing baseball in a rural or suburban setting. Concrete wall and fenc... Split-panel black-and-white photo showing construction workers laying concrete in 1960s-70s. Left: three men using shovels an... Vintage black-and-white split image: Left—man in 1960s-era workwear pushing a handcart loaded with stacked wooden planks on a...