The front pastedown has four elements commonly found in manuscripts from the Brölemann collection:
At the top is an inscription, here in pencil and apparently beginning with the year of acquisition, "1851":
I do not know what it "opr" means, but it appears following the price-code in at least two other Brölemann manuscripts:
The pencil inscription therefore appears to be a note about the purchase-price and/or value.
In the middle of the pastedown is the usual "Ex libris Brölemann" bookplate:
And in the lower left corner of the pastedown, the number "56" appears again, next to an octagonal paper label with a printed blue border:
It is inscribed in ink "A No 206." above the price-code "lxx" which we encountered before.
If we turn to the printed catalogue entry describing this manuscript:
These "Catalogue B" descriptions are very rarely found in manuscripts; this is only the second that I ever seen.
Coincidentally, this manuscript was lot 55 in the auction of the Brölemann collection in 1926, so the recent catalogue entry mistakenly assumes that this 19th-century description relates to the 1926 auction: