Loeffelstein Retaining Walls Changing the use of Concrete In South Africa Forever

Blurb for Loeffelstein Retaining Walls In this, the fourth essay in author Peter HenKal's "e;Unwavering Mindset Journals"e; series, he describes how he discovers in Switzerland a "e;hanging garden"e; method of building a retaining wall. He quickly obtains a licence from the producer and introduces the concept into South Africa. While promoting the product, he is offered a partnership in a local co...