A lot of issues (like MC-138587) are telling only about the texture, but they did not tell anything about placing them.
MC-138662
Bell can't be placed on walls
Resolved
Fixed
5
(Unassigned)
Confirmed
Minecraft 18w44a, Minecraft 18w45a, Minecraft 18w46a
Minecraft 18w50a
Retrieved
Fixed in 18w50a