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4部德国座式电话 (4 German Table Telephones)...
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2部内线电话 (2 Intercom Telephones)...
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Bauhaus胶木电话机,型号Neus Frankfurt...
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3部瑞典Rikstelefon座式电话机...
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L.M Ericcson瑞典壁挂式电话机...
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Das Telephon和Der Telegraph雕塑一对...
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79型National收银机(Cash Register 'National' Mod. ...
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83型National收银机(Cash Register 'National' Model...
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2个原装Enigma滚筒 (2 Original "Enigma" Rotors)...
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Enigma Typ A密码机...
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Saxonia(卷帘式)梯级滚轮计算器 (Saxonia (Rolltop))...
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俄罗斯Original Odhner Mod.1(Arithmometer)...
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Querschnittzeiger物理计量尺 (Physical Slide Rule '...
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带印刷制品的Victor座式加减计算器...
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2台计算器 (2 Calculating Machines)...
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Feliks和Original Odhner计算器...
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Scribola计算器...
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3台齿条式加减计算器和Triumphator HZW计算器...
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猴子计算器 (Consul-The Educated Monkey)...
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CurtaⅠ型机械计算器 (Curta Typ 1)...
