What are some of the best specimen PDFs you have seen?

Sujan Sundareswaran

It’s one thing to create a beautiful typeface, but it takes a separate skillset to set them just so perfectly, right? Which typefaces come with an exquisite specimen document that you really liked?

Bhikkhu Pesala

Take a look at http://macrhino.com/pdf/delicato_specimen.pdf

So much more than just a type specimen. 

Sujan Sundareswaran

Wow, @Bhikkhu Pesala, excellent share! It was more like a design book, than just a specimen! Thanks for sharing!

Bhikkhu Pesala

My own Typeface Samples showcase the available OpenType features. 

John Nolan

Hard to beat:
http://shinntype.com/wp-content/uploads/files/pdf/Scotch_Modern.pdf
Commercial Type produces very good ones too:
https://commercialtype.com/goods

Thomas Linard

Christophe Badani used specimen PDFs on his old site (now http://www.typophage.com/), I always liked his use of color:
http://badani.free.fr/Images/fontes/berto/spec_berto.pdf