The Chicago Manual of Style Online
Completely searchable and easy to use, The Chicago Manual of Style Online provides recommendations on editorial style and publishing practices for the digital age. Now offering the full contents of the 16th and 15th editions, it is the reference for everyone who works with words.
A website that charts them and includes "metasearch engines" (searches a number of engines with one query) and "subject search engines"(devoted to a topic). This web site will take you to the chart which can be easily printed.
In addition to searching inside books, Google Books, along with Archive.org, makes freely available texts that are in the public domain. They aim to make every book ever published full-text searchable within ten years.
A heavily used search tool that indexes the majority of periodicals that are available online. Google Scholar also indexes the articles themselves, if they are available online, although a user needs to have access through a library or personal subscription to read or download them. Google Scholar simultaneously searches Google Books.
Pictorial Bible Commentary
Bibleview.org is a large, unique, multilingual web site which presents an overview of the Christian Bible. The English section has over 800 pages and over 500 images.
Download free books and texts. The Internet Archive Text Archive contains a wide range of fiction, popular books, children's books, historical texts and academic books.
Project Gutenberg offers over 57,000 free eBooks. Choose among free epub books, free kindle books, download them or read them online. You will find the world's great literature here, with focus on older works for which copyright has expired. Thousands of volunteers digitized and diligently proofread the eBooks, for enjoyment and education.
Annotate, markup PDF documents with advanced features:
PDFescape frees users from the typical software requirements for using the de facto document file format. Completely online, PDFescape requires no more than a modern internet browser and an active internet connection.
A similar alternative can be found with pdfFiller.com.