{"type": {"key": "/type/work"}, "title": "Illustrated catalogue and price list of Advance Packing & Supply Co., manufacturers of steam, water and ammonia packing, and dealers in engineers' mill and railroad supplies, steam, brass and iron goods", "subjects": ["Catalogs", "Iron industry and trade", "Metal products", "Valves", "Pulleys", "Pipe fittings", "Gages", "Advance Packing & Supply Co"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL14519127A"}}], "key": "/works/OL40643302W", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2024-09-26T04:38:09.810529"}, "last_modified": {"type": "/type/datetime", "value": "2024-09-26T04:38:09.810529"}}