View of the valley of Strymon from Lithotopos (Kagiali) in Serres.
The Struma valley, from Kajali.
FALLS, Cyril Bentham. Military Operations Macedonia from the outbreak of war to the spring of 1917. [... From the spring of 1917 to the end of the war.], vol. Ι-ΙΙ, London, HMSO, 1933-35.
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