1. 1973-Progress in Electronics. Face value, 0.15 x 4; price, $6.00
2. 1973-Progress in Electronics. Face value, 0.06 x 4; price, $6.00
3. 1973-Progress in Electronics. Face value, 0.11 x 4; price, $6.00
4. 1973-Capital, Regular Issue. Face value, 0.10 x 4; price, $5.00
5. 1973-Colonial Communications, Drums. Face value, 0.08 x 4; price, $4.00
6. 1973- Colonial Communications, Horse & Horn. Face value, 0.08 x 4; price, $4.00
7. 1973- Colonial Communications, Note on Door. Face value, 0.08 x 4; price, $4.00
8. 1973-Elizabeth Blackwell, Regular Issue. Face value, 018 x 4; price, $10.00

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