SBb (16) ----------+-----------+--------- 1022 | 11.8 | +0.04 2650 | 12.8 | .0 3351* | 11.4 | + .48 3400 | 12.5 | – .10 3414 | 11.5 | + .26 3504 | 11.4 | .30 3718 | 11.8 | +0.48 4102 | 12.0 | +0.36 4245 | 11.1 | .15 4394 | 11.5 | .60 4548 | 11.1 | .60 4699* | 10.0 | .57 4725* | 9.2 | .70 5218 | 12.8 | .25 5566 | 11.1 | .20 7723 | 11.8 | +0.18 +-----------+--------- Mean | 11.48 | +0.317 ----------+-----------+--------- SBc (15) ----------+-----------+--------- 613 | 10.6 | +0.60 779 | 12.1 | .48 3206 | 13.3 | .45 3344 | 11.4 | .60 3346 | 12.3 | .40 3625 | 13.3 | .0 3686 | 12.0 | .30 3769 | 12.8 | .43 3953 | 11.1 | .74 3992 | 11.5 | .85 4303* | 10.6 | .78 4579* | 9.7 | .45 5383 | 12.6 | .40 5921 | 12.8 | .70 7479 | 12.1 | +0.48 +-----------+--------- Mean | 11.87 | +0.509 ----------+-----------+--------- Peculiar (2) ----------+-----------+--------- 2782 | 12.3 | +0.26 4314 | 11.1 | +0.34 ----------+-----------+--------- TABLE III Normal Spirals ==========+===========+========= N.G.C. | m_{T} | log d ----------+-----------+---------