MON R2    06 07 46.60 -06 22 59.0 60x90 Herbst & Racine (1976AJ.....81..840H)
S156      23 05 24.80  60 08 14.0 50x70 Hoglund & Gordon (1973ApJ...182...45H)
DR17/L906 20 35 06.16  42 20 23.7 40x60 Schneider et al. (2006A&A...458..855S)
M17/M18   18 20 47.11 -16 10 17.5 70x80 Downes et al. (1980A&AS...40..379D)