- 计算工具 (Calculating Machines and Devices)...
- 收银机 (Cash Registers)...
- 密码机 (Cipher Machines)...
- 信息处理 (Data Processing)...
- 远程通讯工具 (Telecommunication)...
- 通讯情报技术...
- 办公用具和设施 (Office Equipment ...
- 打字机 (Typewriters)...
- 科学仪器和实验室用品 (Scientific Instruments and Labora...
- 显微镜-德国产 (Microscopes Germany)...
- 显微镜-英国产 (Microscopes England)...
- 显微镜-法国产 (Microscopes France)...
- 显微镜及目镜-其他 (Microscopes and Loupes various)...
- 气压计 (Barometers)...
- 光学仪器 (Optical Instruments)...
- 航海用具 (Nautical Antiques)...
- 航空用具 (Aircraft Motoring)...
- 测量工具 (Surveying Instruments)...
- 机动车和自行车 (Automobilia, Motorcycles & Bikes)...
- 电气技术 (Electrical Engineering)...
- 文献 (Contemporary Documents)...
- 古老行业工具 (Tools of old Professions)...
- 家居用品 (Household and Living Appliances)...
- 美国专利申请模型 (U.S.Patent Models and Salesman Samp...
- 医药技术 (Pharmacy and Medical Technology)...
- 印刷机和装订机 (Printer and Bookbinder)...
- 收音机和电视机 (Radio and TV Sets)...
- 钟表 (Clocks and Watches etc.)...
- 机械乐器 (Mechanical Music Instruments)...
- 气动乐器 (Pneumatical Musical Instruments)...
- 迷你游乐场 (Fairground Miniatures)...
- 唱片留声机 (Gramophones)...
- 滚筒留声机 (Phonographs)...
- 盘片音乐盒 (Disc Musical Boxes)...
- 滚筒音乐盒 (Cylinder Musical Boxes)...
- 自动玩偶音乐机 (Musical Doll Automata)...
- 玩偶和精致玩具 (Dolls and Fine Toys)...
- 铅皮玩具汽车 (Tin Toy Cars)...
- 铅皮玩具摩托车 (Tin Toy Motorcycles)...
- 便士玩具 (Penny Toy)...
- 火车模型 (Model Trains)...
- 蒸汽机 (Steam Engines)...