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HISTORICAL PART 
Art. 5. 
Besides the general prohibitions enacted in Art. 3, it 
shall be forbidden, from March 1 to Sept 15 of each year, 
to take or kill [those useful birds which are enumerated in 
the first Schedule attached to this Convention] } 
The sale or offering for sale of the same is also, during 
the same period, forbidden. 
The high contracting parties engage, as far as their 
respective laws permit, to prohibit the import and delivery 
as well as the transport of the said birds from March 1 till 
Sept. 15. 
[The duration of the close season prescribed in this Article 
may be modified in the countries of Northern Europe]} 
Art. 6. 
The respective authorities may give exceptional, temporary 
licences to the owners of vineyards, orchards and gardens, 
of nurseries, afforested ground or cornfields or to the cul- 
tivators of the same or to individuals entrusted with the 
control of the same, for the shooting of birds whose pres- 
ence is harmful and causes real damage. 
However, the sale or offering for sale of birds shot under 
such circumstances shall be forbidden. 
Art. 7. 
The respective authorities may grant exemptions from the 
enactments of this Convention for scientific purposes or to 
^ Original: „les oiseaux quelconques, sauf les exceptions indiques 
aux articles 8 et 9." 
Modified: „Ies oiseaux utiles enumeres dans la liste No. 1 annex6e 
^ la Convention." 
* Additional. 
