In ½A Chopin would try to avoid writing on the cello stave, as a result of which he wrote both 
signs before respective bass notes. It also contributed to an earlier placement of the 
sign, with respect to analogous bar 152, which in GE1 (→FE) was moved even closer to the beginning of the bar. EE and GE2 introduced some changes in the placement of the signs too (GE2 after A). In the main text we give an interpretation of the notation of A compliant with bar 152.
See b. 151-153
Compare the passage in the sources»
category imprint: Graphic ambiguousness; Differences between sources
issues: EE revisions, Inaccuracies in GE, GE revisions, Inaccuracies in A
notation: Pedalling