Oh how lovely is the evening

Some program notes from the Fairfield Community Choir states that "O, How Lovely is the Evening is a German round found in the book 55 Songs and Choruses for Community Singing, published in 1917." The version on Google books is incomplete, so you can see that the song is included in the table of contents, but pages 22-28 are missing.

I found mention of this canon in 1811 book Darstellung meiner Anwendung der Pestalozzischen Bildungsmethode (Presentation of my application of the Pestalozzian educational method) by Theodofious Abs. More about Pestalozzi, the educational philosopher here!)

Rough translation from Google:

Have you thanked them in your heart and through your actions for the many good things they have done for you? Whoever of you can answer these questions in your heart with a yes can then also say explicitly:

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O, how good I feel in the evening,

When the bell rings for rest! *)

You feel good in the evening when you think back on the day you have accomplished and nothing troubles you; when your conscience does not accuse you of sin.

If you find in the evening that you have corrected the mistake you committed the previous days, then you can say:

O, how good I feel in the evening...

Whoever of you has been lazy in the past months and lagged behind in many things; if

he now finds that he has been...