Deletion of The Dual Mirror Language of Leonardo Da Vinci

Comment: it is pure . Or shall I say "eteled" so you can hold it to a mirror
Stance: delete
Cited policy: Wikipedia:No original research (WP:OR)

Comment: Disregarding  and so on, the appropriate place for the content is a paragraph within Leonardo da Vinci, where it already is
Stance: delete
Cited policy: Wikipedia:No original research (WP:OR)

Comment: Clear case of  - reads like an essay. (See also The Da Vinci Code: Decoded by the same author - currently under prod for the same reasons as this one
Stance: delete
Cited policy: Wikipedia:No original research (WP:OR)