1865 Prevost essay, 10pa in a pale salmon colour with adjacent overprint in circle on a 139 x 82mm cream-coloured envelope, fine (NP E9g) (Image)

1867 Essay of V. Penasson, 10 para green, thinned, rare, NP E22 (Image)

1867 Essay of V. Penasson, 1 pi. green, with horizontal crease, does not detract from the front, rare, NP E23 (Image)

1867 Essays of V. Penasson, lion essay, 1pi brown, in imperforate block of 4, unique in this colour, formerly owned by the British Monarchy, NP E25a (Image)

1867 Essays of V. Penasson, sphinx essay, 1pi brown, in imperforate block of 4, unique in this colour, formerly owned by the British Monarchy, NP E26a (Image)

1867 Essay of Penasson 10pa brown, perforated essays, fine & scarce, cert. Holcombe (Image)

1867 Essays of V. Penasson, sheetlet, imperforate, with se-tenant three blocks of 4 in brown colour, each block showing 4 essays 10 paras, 1 pi. and two 2 pi., some creases & thins, still very fine for this important rarity, this essay was formerly owned by the British Monarchy, showpiece for the connoisseur (Image)

1867 – Essay of the National Bank Note, 20 para brown, on envelope, NP E33a (Image)

1867 – Essay of the National Bank Note, mounted on sunken card, very fine NP E34 (Image)

1869 Prevost essay, 00pa in green with the word, “EPREUVE” below the design and adjacent overprint in circle on a 153 x 87mm white envelope, very fine (NP E38b) (Image)

1869 Prevost essay, 00pa in dull orange with the word, “EPREUVE” below the design and adjacent overprint in circle on a 128 x 96mm white envelope, very fine (NP E38b) (Image)

1870 Essay of Riester – 20 paras blue and black overprint, a block of 4 showing two designs, design A and B, see description Nile Post page 7, NP E47a and E47b (Image)

1871 Essay of V.Penasson, Alexandria, no value, imperforate block of four in red, one thinned, very fine & scarce (Image)

1871 Essays of V. Penasson, 1pi red vignette on small tinted paper envelope, very fine and scarce (Image)

1971 Essay of V.Penasson, Alexandria, 1pi in green, red & yellow, very fine (3) (Image)

1871 Essay of Charles Skipper, London, 2pi brown, very fine & scarce (Image)

1874 Essay of Carlo Borani, Florence, 20pa red, thinned, scarce (Image)

1874 Essay of the Continental Bank, New York, 20pa blue & brown, essay on carton paper, very fine & scarce (Image)

1874 Essay of the Continental Bank, New York, 20pa black & yellow, essay on carton paper, very fine & scarce (Image)

1874 Essay of the Continental Bank, New York, 20pa green & brown, essay on carton paper, very fine & scarce (Image)

1877 Essay of Westfehling, Zurich, 5pa imperf & perf in three different colours, brown, blue & green, fine & scarce (Image)

1887 De La Rue & Co. handpainted essay in violet on tracing paper for the 10pa unissued value of 1887 First General Revenues, very fine and rare (Image)

1906 Essay of Bradbury Wilkinson & Co, 10m. multicolour, camels and Bedouins, sky background in yellow, NP E143, very fine, colourful an one of the most attractive of all the Egyptian essays (Image)

1912 Essay by De La Rue, 50m. purple, with notations to modify the stamp, affixed on a thick card (85 x 91 mm.) and approved by the Postmaster General, unique item, NP E175 (Image)

1922 Harrison & Sons King Fuad 5m essay in orange-yellow, sunken on card, very fine and attractive (NP E219) (Image)