Quality:

Charles Spearman Armstrong - Irish-born pioneer of tea and cinchona in Ceylon. Article “Charles Spearman Armstrong” in English Wikipedia has 31.7 points for quality (as of July 1, 2025).
The article contains 16 references and 3 sections.
Since the creation of article “Charles Spearman Armstrong”, its content was written by 5 registered users of English Wikipedia and edited by 5 registered Wikipedia users in all languages.
The article is cited 5 times in English Wikipedia and cited 5 times in all languages.
The highest Authors Interest rank from 2001:
- Local (English): #94259 in August 2021
- Global: #320616 in August 2021
The highest popularity rank from 2008:
- Local (English): #426039 in August 2021
- Global: #725603 in August 2021
There is 1 language version for this article in the WikiRank database (of the considered 55 Wikipedia language editions).
The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).