eq mob:a spell research merchant  

In Erudin Palace: These vendors are located at around 745, 700, 37 and 635, 820, 36.

In Greater Faydark: These vendors are located at around -615, 210, 77 (in the Druid Guild area - the closest Find is "(Druid Spells) Zelli Starsfire").

In North Kaladim: These vendors are located at around 770, 145, 2.

In Neriak Commons: These vendors are located around 147, -955, -24 in the spell casters guild area.

In East Cabilis: These vendors are located around 1022, -194, 19 in the shaman guild area.