1920, unfranked freight parcel card from the Telegraph Experimental Office as postage-free postal service mail, to the recording section of B.P.A. 19 in Basel, freight weight 67 kg, 1 crate, posted 24.8.1920, official seal strike of Telegraph Experimental Office and Swiss postal customs handstamp at Basel dated 27.8.20 on front, very good condition, slightly bumped corners, no tears. Unfranked freight parcel cards from German Empire state institutions are rare.