Conversation so far:
What were Charles Taze Russell's publications?
Food for Thinking Christians.
The 162-page "pamphlet" was published using donated funds amounting to.
What did it amount to?
amounting to approximately $40,000 (current value $1,014,345).
It had a circulation of nearly.
What was the pamphlet all about?
In 1881, Russell published his first work to gain wide distribution: Food for Thinking Christians.
What was the content of the book?
CANNOTANSWER.
What else did he publish?
During the same year he published Tabernacle and its Teachings which was quickly expanded and reissued as Tabernacle Shadows of the.
Were his writings popular within the religious community?
Russell claimed that the distribution of these works and other tracts by the Watch Tower Society during 1881.
Did they have a large impact?
tracts by the Watch Tower Society during 1881 exceeded by eight times that of the American Tract Society for the year 1880.
Did he receive any notable reviews?
In 1910 the secular journal Overland Monthly calculated that by 1909, Russell's writings had become the most widely.
What else did you find interesting?
sermons were syndicated worldwide in as many as 4,000 newspapers, eventually reaching an estimated readership of some.

Question: What was the total readership estimated?
Self-contained rewrite: What was  Russell´s writings total readership estimated?