From the answer to each across clue one letter must be
omitted wherever it occurs (often more than once) before
entry. To the answer to each down clue one letter
must be added, at any point but not unchecked, before entry.
7a E Europeans in past age exempted from tolls on goods. Defn is 6 letters ..grid entry is 5
i have ?CAV?
14a Regular features of culm above leaf-like stem. Defn is 7 letters ...grid entry 5
???O? grid entry possibly starts CL or UM ??
16a Man, one going steady? This comes from close to source. Defn is 9 letters , grid entry 8
???D?T??