二十天后，一封仅签名为“FPD”来信告知汉芙，赫兹里特与罗伯特·路易斯·史蒂文森的书随后就到，时间是1949年10月25日。
Twenty days later, on October 25, 1949, a correspondent identified only as FPD let Hanff know that works by Hazlitt and Robert Louis Stevenson would be coming under separate cover.
海因里希。赫兹证明了詹姆斯·麦克斯韦的构想是正确的，电磁波或者说电磁能量穿过了空气从一个装置到达另一装置。
Heinrich Hertz proved that James Maxwell's idea was correct. Electromagnetic waves or energy passed through the air from one device to the other.
马塞诸塞州塔夫茨大学的工程师戈登·布里格斯和马特赫兹博士正试图创造出更能以人性化方式交流的机器人。
Engineers Gordon Briggs and Dr Matthais Scheutz from Tufts University in Massachusetts, are trying to create robots that can interact in a more human way.
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