When the pencil lines of the drawing or drawing close to each other — the usual eraser, it is difficult to remove the erroneous one so as not to damage the adjacent correct. But this operation will be virtually the exact jewelry and if a thin slice of gum to hold in the “beak” of the spring: simple and convenient.
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THROUGH SWAMPS AND OBSTACLES
The letter came from the Bashkir village of chishma from the subscriber of our magazine Damir Danova. Damir talks about his neighbor — the avtokonstruktor-enthusiast Alexei Maskaev,...
Automatic incubator
A compact incubator in which you can hatch turkeys and chickens, ducks and geese, operates from an AC power supply.
The design automatically maintains the required temperature: chicken...
