Czechoslovakia year 1970 stamps art full set MNH

Czechoslovakia year 1970 stamps Art 1970 Mi. 1965/69 full set ☀ MNH**

Description MNH** – Mint never-hinged (MNH or Mint NH, NH, u/m) is an unused stamp that has full original undisturbed gum with no trace of damage done by a stamp hinge MH* Mint hinged (MH) – the stamp is unused but has been previously hinged. Remains of the hinge or gum disturbance are visible. Mounted mint (MM) – the same as Mint hinged. Mint no gum (MNG) – the stamp appears to be unused but has no gum.