The reference to the Ross report can be found at the National Archives under FO 371/32630 Financial assistance for Polish relief. Code 48 file 87 (papers 8731 - 9918) Here is the link
From: ebard55 To: Kresy-Siberia@... Sent: Saturday, March 23, 2013 2:12:56 PM Subject: [www.Kresy-Siberia.org] "Karamin"
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" "PRO FO371 32630. "Report on Evacuation of Poles from Pahlevi, 25 March-25 April' by Lt-Col. A. Ross. (hereafter 'Ross report'), p.2. The report is dated 3 June 1942 and is one of three reports on the 1942 evacuations that Ross compiled.