Direct hits were scored on buildings East of

APPENDIX "Z" 222 FROM : S.I.O. 21 SQUADRON S.A.A.F. TO : W.I.O. 3 WING S.A.A.F. H.Q. M.A.A.F. ( ATTENTION OPERATIONS RECORDS) H.Q. M.A.T.A.F. ( SCORU) REF. : 21S/1011 DATE : 20th APRIL 1945 OPREP NO. 1011 FOR THE PERIOD ENDING 2100 HRS ON THE 19th APRIL 1945 REF. MAP ITALY 1:100,000 SHEET 76 FERRARA OPERATION NO's 207 - 208/21S/M. A : OPERATION NO. 207:- One Marauder airborne between 1030 - 1216hrs from Jesi L/G and flew with three others (24, 30, 12 Squadrons) on a SHORAN Raid led by 24 Squadron to attack a RR Bridge at M. 304778. The Box attacked at 1039 hrs on a course of 299° from 12000'. Pattern fell with a slight overshoot, beginning of pattern straddled the bridge. HAA slight fairly accurate, encountered in target area. Weather; target clear, visibility - hazy. OPERATION 208:- 12 Marauders airborne from Jesi L/G between 1615 - 1835 hrs. to attack enemy Stores and Equipment at M.210824 - 214821-213819 - 208821. Formation bombed at 1724 - 1732 hrs. on a course of 350° from 10,000'. The first box after a dummy run had a slight undershoot and left lateral error - 50% of bombs in target area. D/hits on buildings. The second box had right lateral error bombs falling in open country. The third box overshot with a slight left lateral error - no bombs in target. Direct hits were scored on buildings East of the target. Heavy AA, slight inaccurate encountered in target area. Weather, target clear - 8/10ths Cirrus at 15000'. Vis. hazy - 10 miles. B : (i) 13 Marauders III (ii) Nil C. (i) and (ii) Nil D : (i) 27.45 hrs (ii) Nil E. (i) 44,200 x .50 (ii) & (iii) Nil F. : (1) 78 x 500 demo (ii) as in (i) (iii) & (iv) Nil 52 x 250 fused G to V: Nil W : (i) 2 Marauders III (ii) Nil X : (i) 4.55 hrs. (ii) Nil Y : 16 x 10 lbs practice Z : Nil S.L. Boshoff [handwritten signature] Capt. S.I.O. 21 SQUADRON S.A.A.F. 1543 SA21/802 19 APR 45 F14 || HH MZ182 8800 1704 BIAV (184) 1431 SA3 Wing 784 19 APR 45 F8 || HH M3078 12000 1039 24R

1945-04-20

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Form 541

MAP

Transcriber's Notes

Phase 2: Technical Expansion (The "Transcriber's Notes") Glossary of Terms * 21 SQUADRON S.A.A.F.: No. 21 Squadron, South African Air Force. By April 1945, this unit was a veteran medium bomber component of No. 3 Wing SAAF, operating the Martin Marauder III in tactical support of the Eighth Army. * 3 WING S.A.A.F.: No. 3 (SAAF) Wing, an administrative and operational formation within the Desert Air Force (DAF). * AIR 27/271/4: The UK National Archives reference for the Operations Record Book (ORB) of No. 21 Squadron SAAF covering early 1945. * BA-BH (Martin Baltimore): While No. 21 Squadron previously operated the Martin Baltimore (coded BA-BH), by this stage of the Italian Campaign, they had fully converted to the Martin Marauder III (B-26). * D/HITS: Direct hits. * DEMO / FUSED: Demolition bombs (General Purpose high explosive) with active fuzing mechanisms. * HAA: Heavy Anti-Aircraft fire (Flak). * JESI L/G: Jesi Landing Ground, located near Ancona, Italy; the primary base for No. 3 Wing SAAF during the final offensive. * MC/GP: Medium Capacity / General Purpose. These were standard Allied demolition bombs utilized for structural targets. * MET: Meteorological data. The OPREP notes varying conditions: clear with haze for the morning SHORAN raid, and high-altitude cirrus cloud (8/10ths) for the afternoon strike. * RR BRIDGE: Railroad Bridge. * S.I.O.: Squadron Intelligence Officer (Capt. S.L. Boshoff). * SHORAN: Short Range Navigation. A precision radar beacon bombing system that allowed Allied medium bombers to attack targets through cloud or at night with high accuracy by triangulating signals from ground stations. Operational Context Target File 271-4_58 documents a high state of operational tempo on 19th April 1945, during the final breakthrough phase of the Allied spring offensive (Operation Grapeshot). At this stage, the British Eighth Army was forcing the Argenta Gap and pushing toward Ferrara, necessitating the destruction of German logistical bottlenecks. Operation No. 207 involved a specialized SHORAN mission led by No. 24 Squadron SAAF, with 21 Squadron providing a composite aircraft. The target, a Railroad Bridge at M. 304778, was a critical link for German retreat and supply routes south of the Po River. Despite "fairly accurate" heavy flak, the SHORAN-guided pattern successfully straddled the bridge. Operation No. 208 was a larger, 12-aircraft tactical strike against enemy stores and equipment in the Ferrara sector. The targets (grid references M.210824 - 208821) represented Axis tactical reserves being pulverized to prevent a coherent defense of Ferrara. The mission execution faced difficulties: the first box undershot, the second suffered a lateral error into open country, and the third overshot. However, direct hits were achieved on buildings within and east of the target area, contributing to the terminal attrition of German Heeresgruppe C supplies during the collapse of the Santerno and Reno river lines. 59 Phase 1: Verification & Extraction Identity Check: 19 APR 45. Phase 2: Technical Expansion (The "Transcriber's Notes") Glossary of Terms * 21 S.A.A.F. / SA21: No. 21 Squadron, South African Air Force, a medium bomber unit operating within No. 3 Wing SAAF. * AIR 27 / 271 / 4: United Kingdom National Archives classification for the Air Ministry: Operations Record Books (ORBs); Volume 4 catalogs the 1945 War Diaries and associated strike photography for 21 Squadron. * BIAV (184): Box I Alpha, Vertical. Technical suffix identifying the photographic record from the lead aircraft of the first formation (Box I) and indicating this is the 184th frame in the strike film sequence. * BA-BH (Martin Baltimore): The twin-engine medium bomber utilized by the unit prior to their conversion to the current Martin B-26 Marauder III in late 1943. * F14 / F8: Focal lengths of the camera lenses (14 inches and 8 inches, respectively) utilized for high-altitude vertical strike photography. * HH MZ182 / HH M3078: Map references (identifying coordinates near M.210824 - 208821), identifying target areas for enemy stores and equipment on the Ferrara 1:100,000 Sheet 76. * MC/GP (Medium Capacity / General Purpose): Standard Allied high-explosive ordnance classifications. For these missions, the unit utilized 500 lb and 250 lb General Purpose (GP) demolition bombs (Demo) to destroy structural targets and equipment. * MET (Meteorological Report): Meteorological intelligence. Conditions for the afternoon sortie (Op 208) included 8/10ths Cirrus cloud at 15,000 feet with hazy visibility, while the morning SHORAN raid (Op 207) was reported as clear but hazy. * SHORAN: Short Range Navigation. A precision radar-beacon bombing system utilized in Operation 207 to strike a railroad bridge through hazy conditions. * 8800 1704 / 12000 1039: Operational data indicating bombing altitudes (8,800 feet and 12,000 feet) and strike times (17:04 hours and 10:39 hours). Operational Context Target File 271-4_59 contains two vertical aerial strike photographs documenting operations on 19th April 1945. The top image captures the results of Operation No. 208/21S/M, where 12 Martin Marauder III aircraft targeted enemy stores and equipment in the Ferrara sector. The bottom image documents Operation No. 207/21S/M, a specialized SHORAN mission led by No. 24 Squadron (including one 21 Squadron aircraft) to destroy a Railroad Bridge. These missions occurred during the terminal breakthrough phase of Operation Grapeshot, the final Allied spring offensive. The destruction of German logistical bottlenecks—such as the railroad bridge (Map Ref: M. 304778) and tactical supply dumps—was essential to prevent Heeresgruppe C from establishing a coherent defensive line south of the Po River. The photographs illustrate the kinetic impact of demolition ordnance (Demo). The top frame shows a concentrated detonation pattern over rural buildings billeting German troops, consistent with the OPREP report of direct hits scored by the first box. The bottom frame shows the SHORAN-guided strike against the bridge; while the pattern fell with a slight overshoot, the beginning of the stick successfully straddled the target. Despite encountering fairly accurate heavy anti-aircraft fire (HAA) during the morning raid, these strikes maintained the terminal air pressure required to facilitate the Eighth Army's surge through the Argenta Gap and toward the total logistical collapse of Axis resistance in Northern Italy. 60 Phase 1: Verification & Extraction Identity Check: 21st APRIL, 1945.