鲍恩的同事、伊利诺斯州惠顿学院的詹姆斯·霍弗尼尔说：“这是用锯子切割石头最古老的事例。”

"This is the oldest example of saws being used for cutting stone," said Bown's colleague James Hoffineier of Wheaton College in Illinois.

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鲍恩的同事、伊利诺斯州惠顿学院的詹姆斯·霍弗梅尔说：“这是用锯子来切割石头最古老的例子。”

"This is the oldest example of saws being used for cutting stone," said Bown's colleague James Hoffmeier of Wheaton College in Illinois.

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惠特尔爵士的儿子伊恩：“许多年来，我的父亲努力奋斗证实喷气式飞机技术是可行的。 英国皇家空军对此缺乏兴趣让他很沮丧，并且怀疑他的脑子有问题这更加深了对他的伤害，但惠特尔的设计图触发了德国的灵感，建造德国版本的喷气式飞机。

Whittle's son Ian said: 'For many years, my father battled to prove that his idea for jet engine technology was attainable.

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