Fig. 3
Hubble Legacy Archive footprints: ACS and WFPC2 fields (black) for NGC 1569 (left) and NGC 4449 (right) pointings overlaid on Digitized Sky Survey (DSS) images. The fields depicted in light gray come from programs other than those listed in Table 1 and are not discussed in this paper because they do not go deep enough to contribute to our analysis.
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