| Lot Number: 439 | |
 | Date: 1934, Oct 20 Est. price: £20.00 Category: Netherlands Description: Mac Robertson Air Race, Holland to Australia, bs 26/10, also oval double ring KLM commemorative arrival cachet "Royal Dutch Airways/KLM Liner 'Uiver' arrived at Melbourne 10.54am, Wednesday 24/10/34", franked 82 1/2c + special triangular stamp, canc Gravenhage 15/10, oval red race cachet, red/blue/pale blue Mac Robertson International Air Race souvenir race cover with decorative border, flown by Parmentier and Moll. |
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| Lot Number: 440 | |
 | Date: 1939, May 23 Est. price: £35.00 Category: Netherlands Description: Netherlands acceptance for Curacao for carriage on the Pan Am F/F FAM 18 Northern Route, Marseilles to New York, bs 27/5, Amsterdam to Curacao, bs 6/6, via Marseille Gare Avion 24/5 and New York 27/5, airmail etiquette cover franked 55c, large red framed flight cachet, typed "Par Premier Service Aerien France-Etats-Unis". Scarce. |
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| Lot Number: 441 | |
 | Date: 1939, May 23 Est. price: £30.00 Category: Netherlands Description: Netherlands acceptance for Pan American F/F Marseille to New York, bs 27/5, Marseilles 25/5, red flight cachet, dark blue/white etiquette, plain cover. Small mail. |
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