Fig. A.1
Images for all identified SNR candidates. The left panels show two-color GLIMPSE 8.0 μm (cyan) and THOR+VGPS 21 cm (red), as in Fig. 1. The right panels show THOR+VGPS data alone. Circles in both panels are the same as in Fig. 1, with candidate SNRs are enclosed by green circles, known SNRs by red circles, and known or candidate H ii regions by white circles.
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