Three construction workers spread concrete in a residential area, mid-20th century. Top: mixing and pouring concrete into a f... Black-and-white vintage construction site featuring manual labor in the early-to-mid 20th century. Workers in overalls and ca... Two sequential black-and-white shots of a man skateboarding on a flat, concrete surface. In the first frame, he balances on a... 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, ...