[3.] suche nur (adverb. idiom), with an imperative persuasively, just go in quest (or in search of it)! do search for it!
[4.] that (did), here: acted or appeared or proceeded.
[5.] ihnen (privative dative). How to render? Cf. [page 29, note 1].
[6.] nicht einma´l (indef.), not even.
[7.] den Flüssen nach, in the sense of “in the direction of” the preposition nach follows its case, here: up the rivers.
[8.] Olto, Gin, Buzlu, Sereth, and Argesch (eight lines below), the names of a few of the numerous rivers which, rising on the southern slope of the Carpathian Mountains, traverse the Roumanian plain and join the Lower Danube on the left.
Page 52.—
[1.] doch (adverb. idiom), with an imperative adds force to the request; please! won’t you?
[2.] den Argesch, comp. [page 49, note 1], and [page 51, note 8].
[3.] wollte = 1. wanted, wished; 2. was about, was at the point; 3. claimed, pretended. Here = ?