https://otatablog.wordpress.com/2016/07/
https://otatablog.wordpress.com/2016/05/
https://otatablog.wordpress.com/2016/04/
https://otatablog.wordpress.com/2016/03/
https://otatablog.wordpress.com/2016/02/
https://otatablog.wordpress.com/2016/09/
https://otatablog.files.wordpress.com/2016/12/otata-13-january-20173.pdf
Otata 17 edited by John Martone may be downloaded here in PDF format.
https://otatablog.files.wordpress.com/2018/11/otata-35-november-2018-print.pdf
https://otatablog.files.wordpress.com/2018/12/otata-37-January-2019.pdf
https://otatablog.files.wordpress.com/2019/01/otata-38-post2.pdf
https://otatablog.files.wordpress.com/2019/03/otata-39-may-2019-final2.pdf
https://otatablog.files.wordpress.com/2019/03/otata-40-post.pdf
