Resurrecting this because I thought exactly the same when I saw the baby brother with the same styling that Dave Silver has had up for sale since 2017. Lovely - and quite literally a museum piece - but only for serious collector types at upwards of 14K:
(https://www.davidsilverspares.co.uk/graphics/4004s/101958.jpg)
(https://www.davidsilverspares.co.uk/graphics/4004s/101958_1.jpg)