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Fig. 17


Spatial maps of observed stars, split in four ranges of AV as labeled. Star symbols as in Fig. 10 with the addition of red circles indicating low-gravity giants as in Fig. 12. Dashed black lines indicate the dark dust lanes as in Fig. 10. Dashed red segments indicate the boundaries of large gas shells studied in Paper I. The big gray circle indicates the position and approximate size of the Keyhole nebula.

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