R101 would generate favourable publicity for the airship programme. The final trial flight of R101 was originally scheduled for 26 September 1930, but high winds delayed the move from the shed until 1 October. That evening, R101 slipped the mast for its only trial flight before setting off for India. This lasted 16 hours 51 minutes and was undertaken under near-ideal weather conditions; because of the failure of the oil cooler in one engine, it was not possible to carry out full speed trials. The flight was curtailed because of the need to prepare the airship for the flight to India.
R101 (South Africa) heading south) for about 1 Km up to the junction with the R513 East (Sefako Makgatho Drive, Formerly Zambezi Drive), where it becomes 1 road again to the north. Going North, It intersects with the R566 Road At Onderstepoort before crossing the N4 Platinum Highway. The R101, The R566 And The M1 Form A Ring-Road Around Annlin West (Separating Pretoria North and Wonderboom Airport). After Crossing The N4, the R101 becomes Old Warmbaths Road and follows the Apies River North-North-East for 27 Km, through Pyramid, to Hammanskraal. 6 Km North of Hammanskraal, just before Carousel Hotel, the R101 enters the