Giffard Le Quesne Martel the Head of the Military Mission to the Soviet Union. He assessed the effectiveness of the Soviet order of battle and tactics during a visit to the frontline in the Kursk-Oryol region between 11 and 19 May 1943. In his autobiography, Martel describes advising the Soviet High Command, Stavka, to allow the Germans to strike first at the Battle of Kursk. To what extent his advice affected the course of the battle is debatable since his first conference with Stavka did not occur until late May 1943 while the Soviet Western Front commander, Marshal Georgy Zhukov, had been advocating the
Battle of Kursk German historian Karl-Heinz Frieser. German historian Roman Töppel disagrees. Having consulted the armies and units archives, he writes that Krivosheyev's figures on Soviet losses at Kursk are underestimated by 40%. Krivosheyev calculated total Soviet losses during the German offensive as 177,877 casualties. The Central Front suffered 15,336 irrecoverable casualties and 18,561 medical casualties, for a total of 33,897 casualties. The Voronezh Front suffered 27,542 irrecoverable casualties and 46,350 medical casualties, for a total of 73,892. The Steppe Front suffered 27,452 irrecoverable casualties and 42,606 medical casualties, for a total of 70,085. During the two Soviet offensives, total casualties amounted to