Just one more comment before I climb off the soapbox. As avid an aviator as I am, I'm ashamed to admit that I had only a vague (and very incomplete) knowledge of Alex Henshaw and his achievements in aviation. I shall certainly be looking out to purchase anything he has written to educate myself. I suspect that a few others would say the same. Despite some of the views expressed in the previous posts, ironically I believe Chalkie has probably done more to enhance Sir Henshaw's aviation reputation than anything to the contrary. It only requires a dozen or so braincells to realise the enormity of what was done 70 years ago, however it would appear that certain individuals still appear to be limited to 10 or 11...