There's the 1974 book _Danny Dunn, Invisible Boy_ [1][2], which for a kid's book, goes into some deep ramifications of such a device. [1] https://en.wikipedia.

There's the 1974 book _Danny Dunn, Invisible Boy_ [1][2], which for a kid's book, goes into some deep ramifications of such a device. [1] https://en.wikipedia.org/wiki/Danny_Dunn,_Invisible_Boy https://en.wikipedia.org/wiki/Danny_Dunn,_Invisible_Boy [2] It's not invisibility ala The Invisible Man, but instead a dragonfly sized drone.