20 May 1957 ... Ω 314 ... Lot Ω 314
21 May 1957 ... Ω
21 May 1957 ... Ω 316 ... Lot Ω 316
21 May 1957 ... Ω 317 ... Lot Ω 317
21 May 1957 ... Ω 319 ... Lot Ω 319
20 May 1957 ... Ω