i would guess by the rest of the character grouping that they are also e's, perhaps just in different alphabets/languages. ?

a complete image

You're right. The n-looking one is probably Greek Eta (η). Any idea about the font?

Well 2.png is the Greek letter eta. As for 1.png, it corresponds to the open-mid central rounded vowel (in IPA, the international phonetic alphabet) and the tilde on top of it should mean that it is nasalized.

2.png is GFS Bodoni.
http://www.greekfontsociety.gr/pages/en_typefaces20th.html

Thank you for help.