All three sources of Sen Sib tracing are vary in the direction of the branches. However they all indicate there are four branches
The Marble Tablets at Wat Pho
Starts one finger width above the navel and separate into four branches. Two upper branches pass along side of ribcages through inner scapulars to both arms. Downward to wrists and all ten fingers. Two lower branches run downward on medial side thighs and calf to ankles and all ten toes.
Note: No indication of the line on the rear upper body.
Royal Traditional Thai Medicine Text during King Rama V
The ancient drawing shows three origin points around the navel of the four branches. The text described the drawing that two upper branches run through the back side along the spine and spread to both arms downward to the wrist and all ten fingers. Both lower branches run through medial side of thighs and legs to all toes.
Note: No indication of the line on the rear lower body.
Tamla Loke Nitan during King Rama II
The poem indictes origin from around navel and separates to four branches. Two upper branches run along both side of body, climb up through scapular blades, then over the head along “Kamdan Line” (the main energy line at middle-across the head) and slide back and forth, continue on posterior arms to wrists and speread to all fingers. Two lower branches run through both thighs to along tibia bones until ankles and spread to all toes.
Note: No indication of the line on the back the rear lower body.
Summary: Line 4 combines from all sources should have four branches cover the body on the front part, the head, and the rear part from waist upward.
LINE 5 HADSARANGSRI
On left side of the body: Starts three finger width left side of the navel, run downward medial side of left thigh and leg to left foot passing base of all five toes continue to the lateral side of left foot upward along lateral side but closer to tibia bone of lower left leg to left thigh continue to left side of ribcage passing left nipple upward to undermeath left chin to exit at the left eye.
Note: Tamla Loke Nitan indicates the line runs through plantar and reverse to dorsal.