Donations

The authors have spent many years writing these books, and are giving them away for free.  If you can make a financial contribution to support their work, it will be gratefully accepted.  Click 'Donate' to choose the amount of your donation via PayPal:

Link to ShareBooks

You can help us increase the visibility of this site, by adding a link here from your website, blog, forum or online profile.  Here's a button that you can use to link to ShareBooks:

To add the button to your site, just copy and paste the following HTML code into your page.  You can customize it however you like.

<p align="center"><a href="http://www.sharebooks.com" target="_top"> <img src="http://www.sharebooks.com/graphics/sbbutton.gif" border="0" width="150" height="50" alt="ShareBooks - free scientific ebook downloads by Helier Robinson (philosophy) and Raoul Robinson (plant breeding)."></a></p>

Or to add a plain-text link, you can use the following code:

<p><a href="http://www.sharebooks.com" target="_top">ShareBooks - free scientific ebook downloads by Helier Robinson (philosophy) and Raoul Robinson (plant breeding).</a></p>