THE METHOD OF EXCAVATION…

THE METHOD OF EXCAVATION...The British magazine “Practical Householder” reminds readers about the DS one the oldest methods-plan sections using the so-called Egyptian triangle with sides in the ratio 3:4:5. If you make a triangle out of durable nylon twine, combining stretches it with a metal SANB, we will get a reliable and accurate tool for marking angles.

Recommend to read

  • GOING FROM THE AIRGOING FROM THE AIR
    Photo these aeroamphibious — archive edition. They, along with some technical characteristics of the machines, sent some time ago, Vladimir Pichugin from Kizel, Perm region.   The...
  • BAG – MATBAG – MAT
    Versatile bag serving at the same time and beach litter will be appreciated by lovers of summer vacation. Its design is double-layered: the outer — from the thin mantle tissue and the...