Thank you for the links! It is very helpful to have this background information.
You're welcome. Here is another site that has a series of links about Abp Lefebvre and the SSPX written by an insider that was trained and ordained by Lefebvre himself. The site that carries the material, Catholic Counter-Reformation XXth Century is nuts, but the basic material on the links is from Sodalitum magazine and the material the article is based upon is well sourced with SSPX internal documents. i wil provide a series of three links that carry the article
http://crc-internet.org/feb1b.htm