 Complete the following phrase:  During February and March 1942, the RAAF formed four transport units: Nos. 33, 34, 35 and 36 Squadrons. No. 33 Squadron was established on 16 February at Townsville, Queensland, under the control of North-Eastern Area Command. It was equipped with four ex-Qantas Short Empire flying boats transferred from No. 11 Squadron, along with several smaller types including de Havilland Dragons and Tiger Moths, Avro Ansons, and Vultee Vigilants. The squadron suffered its first loss on 27 February, when one of the Empires crashed on landing at Townsville; the six crew members were killed. A second Empire was destroyed at its mooring during a 