Operation

[Handwritten annotation] 'H' 150 P O S T A G R A M : H.Q. R.A.F. M.E. : S.I.O. 21 SQUADRON, S.A.A.F. Serial No. : 21 Sqdn/309. Date : 9 JUN 43 OPREP No. 309 for period ending 1200 hrs. 9 JUN 43 A Battery position No. 17 PANTELLERIA ISLAND (Ref. Map: PANTELLERIA 1:25,000 & PANTELLERIA Map Substitute 1A) B 12 Baltimores (8 Mk. 111 & 4 Mk. 111A) C (i) Medium level bombing. (ii) 8000 ft. (iii) 0844 hrs. L.T. D (i) 22 x 500 G.P. ) 8 x 500 S.A.P. ) Tail fused. Pistol No. 28. Det. 49. 18 x 500 M.C. ) (ii) Nil. (iii) Bombs of the first box fell in the sea in line with the coast from pp. F 226049. No. 2 box straddled the target with one stick, scoring near misses on gun [strike-through: pos] positions and buildings. The rest of the bombs fell to the EAST of the positions towards F 225046. E Nil. F Nil. G Nil. H (i) 0752 hrs. L.T. (ii) 18 hrs. 00 mins. J 8/10 St.Cu. off SW coast of Island, and EAST coast of CAP BON, at base 1000 ft. Weather & visibility good. K Fair number of HAA guns firing, but bursts were at 5/6000 ft. and behind formation. Comm. Nil. T.O.O. 1200 hrs. 9 JUN 43.

[Signature] ....................Capt. S.I.O. 21 SQUADRON, S.A.A.F.

1943-06-09

__o_O_o__

Form 541

MAP

Transcriber's Notes

Phase 2: Technical Expansion Glossary of Terms The document heading POSTAGRAM indicates a standardized military communication routed via expedited telegraphic or courier networks. The handwritten notation 'H' 150 serves as a sequential archival filing reference for the squadron records. The routing abbreviation H.Q. R.A.F. M.E. designates Headquarters Royal Air Force Middle East, representing the supreme theater-level command authority. The transmitting authority is identified as the S.I.O., or Squadron Intelligence Officer, belonging to 21 SQUADRON, S.A.A.F., which expands to the South African Air Force. The abbreviation Sqdn is the standard military contraction for Squadron, and Capt. denotes the rank of Captain. The acronym OPREP signifies an Operational Report, used to summarize unit activities over a specified chronological period. The term Baltimores refers to the Martin Baltimore twin-engine medium bomber, with the clerical typing of Mk. 111 and Mk. 111A designating the Mark III and Mark IIIA variants . The abbreviation L.T. indicates Local Time. Ordnance parameters utilize the abbreviations G.P. for General Purpose, S.A.P. for Semi-Armour Piercing, and M.C. for Medium Capacity munitions. The technical firing mechanisms are detailed as Pistol No. 28, referring to a specific aerial bomb tail pistol fuze, utilized in conjunction with a Det. 49, or Detonator Number 49. Meteorological notations include St.Cu. for Stratocumulus clouds, measured in tenths of sky coverage. The abbreviation HAA signifies Heavy Anti-Aircraft artillery. The term Comm. stands for Communications flying, and T.O.O. indicates the Time of Origin, logging the exact military hour the dispatch was drafted and authorized. Operational Context This operational report, cataloged for June 9, 1943, documents a completed tactical bombardment mission executed during the culminating phase of Operation Corkscrew . Following the weather-induced mission aborts of the previous day, the Mediterranean Allied Air Forces resumed their sustained aerial reduction of the fortified Italian island of Pantelleria, a strategic chokepoint threatening the maritime approaches to the Strait of Sicily. Operating a strike package of twelve Martin Baltimore bombers, 21 Squadron SAAF was specifically tasked with a medium-level bombing attack against the coastal defense network designated as Battery position No. 17. The tactical narrative illustrates the inherent challenges of precision daytime bombardment, noting that the first box of six aircraft completely missed the target, with their ordnance falling into the sea parallel to the coastline. The second box achieved a more accurate delivery, straddling the objective with one concentrated stick of mixed delayed-fuze munitions, scoring near misses on the gun positions and adjacent support buildings before the remainder of the bomb load drifted eastwards. Axis ground resistance remained active but ineffective, with the squadron reporting a fair volume of heavy anti-aircraft fire that burst harmlessly two to three thousand feet below and behind the bomber formation's altitude of 8,000 feet, allowing all aircraft to recover safely after completing the eighteen-hour combined sortie. 196 Phase 1: Verification & Extraction Identity Check The exact date found in the 'Date' column of the image is 9 JUN 43.