Bad Designs catalogs ordinary objects, controls, signs, displays, doors, switches, appliances, and interfaces that fail because their design gives people the wrong clue at the wrong time.
ThePipe.info documents The Pipe, Venturi, and related mid-century synthetic smoking pipes through patents, advertisements, colors, shapes, packaging, manufacturing history, and collector research around a very strange use of space-age materials.
The online Museum of Plugs and Sockets grew from fewer than 200 examples into a detailed technical history of domestic connectors, obsolete standards, manufacturers, and electrical design.
Sam Johnson's Carabiner Collection documents more than 540 examples of climbing and rope hardware, using old catalogs, patents and design details to trace how locking systems, noses, gates and manufacturing changed over time.