Snow scooter from the 1920s

Snow scooter

Demo film of the Armstead Snow Motors Company. Via TapwaterJ.

Dynamos from the 1880s


A gallery of illustrations.

Tools and ideas

Whole Earth Catalog (1968-1988).


An overview of hazardous materials used in solar PV cell production. Via Treehugger.

Older mixed links

No Tech Magazine hosts all mixed links and updates from Low-tech Magazine. All earlier mixed links and updates can be found here, here and here.