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
HEADSETS WITHOUT LEGS…
Indeed, this set of furniture consisting of small tables and chairs, no legs in their usual sense: the role of vertical support panel and wooden stand, on which rest the table top and...
ASSISTANT WELDING
Thank you so much, friend magazine, for the development of welding transformers. Inspired by the publications took a chance and made themselves compact, but quite powerful "svarochnik"...