Nigeria 1963 Space. SC 143-144 used, First Day cancellation

Description

1/3 stamp has clear 1st day cancellation. Likely cancelled as a pair, although the date is incomplete on the 6p stamp.
I will combine shipping charges, so please look at all my offers, and request an invoice for multiple purchases.
Depending on the quantity, m
ultiple purchases may require increased postal costs, but I will only add the actual cost.