Fruit-walls improved, by inclining them to the horizon: or, A way to build walls for fruit-trees; whereby they may receive more sun shine, and heat, than ordinary / By a member of the Royal Society.

Licence: Public Domain Mark

Credit: Fruit-walls improved, by inclining them to the horizon: or, A way to build walls for fruit-trees; whereby they may receive more sun shine, and heat, than ordinary / By a member of the Royal Society. Source: Wellcome Collection.