
A simple feeder for small birds can be done literally in minutes, using a tin can and a stick of wood or a suitable diameter of the branch.
Recommend to read
SIMPLE FREQUENCY COUNTER
A diagram of the frequency to control the frequencies in a relatively narrow range offers the magazine "Radio Fernsehen Elektronik" of the GDR. It contains all 7 elements. The device...
CITY BUS ZIS-16
A regular bus service in Moscow was opened in August 1924. Then the Russian plants has not yet produced buses - the capital had to be bought abroad. In 1938 the car plant in Moscow has...