Amperite 1938 385

Amperite 1938 387

Amperite 1942 437

Amperite 1947 0

Amperite 1948 0

Amperite 1949 616

Amperite 1950 132

Amperite 1950 213

Amperite 1950 318

Amperite 1951 207

Ampex 1949 71