irving quote re authoritive statements of irving in battle of britain article you have re wrote the section as following historian david irving states that part of this reason was due to the totally inadequate production levels with single engined and twin engined fighter aircraft produced on avarage per month during early irving p and that as a result the number of german front line aircraft were declining and this problem would not be improved until the spring of with a huge effort to expand production reaching by march april irving p in fact however irving does not make these statements if you read the book which has been linked in free pdf format here is what he writes on page on milch s desk there were already the most alarming reports not only of the gathering raf bomber strength but of bomber production in america too to him air defence rested primarily on the fighter squadrons but at present the air staff was calling for only fighter aircraft to be produced a month fighter production had averaged single and twin engined aircraft a month during milch and his new planning chief von gablenz wanted far greater numbers and with more bombers as well not only the he s but ju s of the latest type as well etc ie irving does not state 'totally inadequate production levels' and even less mentions bombers this is the addition of one editor to the irving book which has been described as 'milchs diary' which is it not either