Donate

Yeomans Percival Alfred - The Keyline plan


Author : Yeomans Percival Alfred
Title : The Keyline plan
Year : 1954

Link download : Yeomans_Percival_Alfred_-_The_Keyline_plan.zip

Biography. Percival Alfred Yeomans (P.A.) was born in Harden N.S.W. in 1905, eldest son of a family of four. In 1928 he married Rita Irene May Barnes, also of Harden. They had three children; Neville born in 1928, Allan in 1931 and Ken in 1947. Rita Yeomans died 1964 and the two original Keyline properties at North Richmond N.S.W. were sold to pay death duties. P. A. Yeomans married Jane Radek in 1966 and they had two daughters, Julie and Wendy. Following this marriage he undertook the design and construction of a different concept in cultivation equipment. He solved the need for better equipment than the chisel plow to deeply loosen soil without bringing up the subsoil. This equipment was the first rigid shanked vibrating sub-soil cultivating ripper for use with farm tractors. It is many times more efficient than a chisel plow, and is able to loosen more soil to a greater depth using less tractor power. The Prince Philip Design Award officially recognised the breakthrough success of this equipment in 1974 when P. A. Yeomans Pty Ltd received this coveted award for the Bunyip Slipper Imp with Shakaerator. ...

543 lectures

Voir aussi

News - Nouvelles

Les mises à jours sont uniquement accessibles aux donateurs. Pour faire un don veuillez vous rendre...

Lire la suite

Stevenson Ian - Twenty cases suggestive of reincarnation

Author : Stevenson Ian Title : Twenty cases suggestive of reincarnation Year : 1966 Link download :...

Lire la suite

Stevenson Ian - European cases of the reincarnation type

Author : Stevenson Ian Title : European cases of the reincarnation type Year : 2001 Link download :...

Lire la suite

Mitsuyoshi Yagyū Jūbei - Tsuki no Shô

Author : Mitsuyoshi Yagyū Jūbei Title : Tsuki no Shô Year : 1642 Link download :...

Lire la suite

Sprenger Marilee - How to teach so students remember

Author : Sprenger Marilee Title : How to teach so students remember Year : 2005 Link download :...

Lire la suite

Ogasawara Sakuun - Gunpô Jiyôshû Book 12

Author : Ogasawara Sakuun Title : Gunpô Jiyôshû Book 12 Year : 1664 Link download :...

Lire la suite




ARYANA LIBRIS
Aryana Libris
Recension d'ouvrages au format numérique PDF