Page:
Source:
p. 2, b. 17-32
Main text
Prezentacja
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Both 
signs (in bars 17 and 19) could have been accidentally omitted in GC (→GE) due to the placement of bars 17-20 at the end of the first page of the manuscript, devoid of any dynamic indications in the previous bars.
category imprint: Differences between sources
issues: No initial dynamic marking, Authentic corrections of FE
notation: Articulation, Accents, Hairpins
Missing markers on sources:
GC, FES, EE1, EE2, EE3, FE1, FE2, GE3, FED, FEJ, GE1, GE1a, GE2, GE1b