Bureau of Transportation Statistics (BTS)
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FIGURE 1 Serial Connections (A), Diverging Connections (V), Feedback Loop (Cyclic Graph)

FIGURE 1 Serial Connections (A), Diverging Connections (V), Feedback Loop (Cyclic Graph). If you are a user with disability and cannot view this image, please call 800-853-1351 or email answers@bts.gov for assistance.