Section I. General 1 II. Board, adjustment, fire. M1 2-4... Skip to main content. Ask the publishers to restore access to 500,000+ books. A line drawing of the Internet Archive headquarters building façade. ... M1915 and M1918 22-24 X. Board, plotting and relocating, Cloke, M1923 25-27 XI. Board, plotting and relocating. M1 28-30 XII. Board ...

the board plotting. Paragraph 1-8 contains the functional theory with each self test discussed separately. 1-7. Purpose. The purpose of this section is to familiarize personnel with the function of the board plotting. The information presented provides both a basic and a detailed understanding of the board plotting 1-8. Functional Description ...

TM 9-2684 Instruction Guide, Sound Ranging Plotting Board M1, 1942-03-08 INSTRUCTION GUIDE SOUND RANGING PLOTTING BOARD M1 Paragraph Section I. General. Purpose 1 Scope 1 II. Description and function. General 2 Identification 3 Functions and limitations 4 III. Theory of sound ranging.

A plotting board was a mechanical device used by the U.S. Army Coast Artillery Corps as part of their fire control system to track the observed course of a target (typically a moving ship), project its future position, and derive the uncorrected data [note 1] on azimuth (or direction) and range needed to direct the fire of the guns of a battery ...

US GI, Plotting Board for the M1 155mm Howitzer, with Canvas Case 8213200. US GI, NOS Condition.

The 60-mm mortar M2 and M19 and the 81-mm mortar M1 and M29 are equipped with mounts which consist of a bipod and a yoke provided with screw- type elevating and traversing mechanisms to lay the mortar and a spring-type

TM 9-U549 Azimuth Instrument M1918A2, M1 TM 9-U550 Azimuth Instrument M2A1 TM 9-U551 Observation Instrument A.A.B.C. M1 TM 9-U552 Bracket Fuze Setter M1916M2 TM 9-U556 Computing Sight M13 TM 9-U559 Telescope Mount M69 TM 9-U560 Depression Position Finder M1, M2, M2A1 TM 9-U561 Spotting Board M3 TM 9-U562 Plotting Board M3 & M4

The 81mm Sabot (INERT) M1 (fig. 1-1) is designed to fire a 22mm subcaliber practice cartridge M744, M745, M746 or M747 (charges 1, 2, 3, or 4, respectively) (fig. 1-2) as training device in all model 81mm mortars.

US GI, Artillery Sight, New and Un-issued, OD Green, (Model# M12A7D, Part# 7687261, NSN# 1240-00-768-7261). US GI, Surplus Condition.

F100 Board plotting and relocating, M1; F101 Tripods, all types; F102 Board, plotting, 110-degree, M1915, and M1918; F103 Corrector, percentage, M1