Magic Source - In the center of the first section.
Remedy - Near the back of the first section.
Vaccine - At the back-left of the second section.
Imperial Guard - Go down from the location of the Shield materia into the water. You will come up in front of the chest.
Hero Drink - On the right side of the second section.

Shield - At the back of the second section.
W-Magic - Near the top-center of the third section.
Counter -In the center of the third section.

Bottom of the Northern Cave
Split Point 2
Northern Cave
World Map