on the 9 of december 1924 the captain performed his first practice in which flew up to a record of 200 meters. on the 11 of december he repeated the demonstration in front of the commander herrera and finally on the 12 of december flew for 12 km (7.4 mi) from cuatro vientos airfield to getafe airfield in 8 minutes and 12 seconds, worldwide record for the autogyro and remarkable in between any other previous test trip in a rotorcraft.