Phones keep us connected

Color illustrations and text discuss the history, science, and technology of how phones work.

Harper, an imprint of HarperCollins Publishers
2017
9780062386670
book

Holdings

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64069843889632304608800805081FABH172FABH62170621.3 ZOE621.315798937721736518457
254044060516842427608800805081VCP434VCP4009579621.385 ZOE621.3816377825731736800991