|Baby A: c.r.l. is 15.4 mm|
If you look at the little white tick marks at the top of the picture,
go 4 tick marks from the right then straight down.
There's our baby, facing to the left!
|Baby A's heartbeat: 176 bpm|
|Baby B: c.r.l. is 16.8 mm|
Much easier to make out; our baby is in the right half of the sack,
facing to the right.
|Baby B's heartbeat: 185 bpm|