Complex sentence: The cost of purchasing a share in the association, entitling the holder to all the privileges of membership, was $10, however there were also contributing memberships, at a cost ranging from $1 to $2.50, made available to the general public.
Split into simpler sentences: The cost of purchasing a share in the association, was $10. However there were also contributing memberships, ranging from $1 to $2.50, made available to the general public.