Brazil. Helsaker. The excellent postal history counterpart to the classics and Dom Pedros collections, one-volume concentrating mainly on 19th century stationery written-up in detail on quadrille page, over 60 items, the cards from 1867 onwards identified by Higgins and Gage listings including scarce varieties, mostly Dom Pedro heads including very attractive used examples, inc. 100r green envelope to London uprated with 400r red and blue liberty head and 200r purple southern cross, as well as newspaper wrappers to 60c, through to colourful 1890s sugar-loaf mountain and liberty types. A good range of 19th and early 20th century covers and cards at the end of the collection includes zeppelins covers, colour illustrated advertising covers, unusual destinations, further nice stationery, Zieger cards, etc.