A discourse of military discipline devided into three boockes, declaringe the partes and sufficiencie ordained in a private souldier, and in each officer; servinge in the infantery, till the election and office of the captaine generall; and the laste booke treatinge of fire-wourckes of rare executiones by sea and lande, as alsoe of firtifasions [sic]. Composed by Captaine Gerat Barry Irish.
Barry, Gerat.
##### A Squadron square of men of 361. Souldiers of the whiche 144. are pikes, and 217. musketes.

[illustration]
Fronte of the battel. Square of men.

〈 math 〉
• 144 Pikes.
• 48 Musk.
• 36 Musk.
• 76 Musk.
• 57 Musk.
• 361

Page  72Supose that yove are to frame a squadron square of men of 361. Souldiers of the whiche 144. are pikes and 217. are musketes and that yove woulde have the squadron proportionally lined, every way withe the shott. To wourke the whiche firste take the square roo∣te of the 144. pikes whiche yove shal finde to be 12. and say that 12. is the fronte and flanke of the squadron of pikes, that don take the who∣le number of shott and pikes whiche is 361. oute of the whiche alsoe take the square roote, whiche yove shall finde to be 19. oute of this 19 substracte 12. the square roote of the pikes, and there shall remai∣ne 7. and so yove finde the number that yove demaunde for the girdlinge shott, nowe devide the 7. into two partes and say that yove finde 4 in one parte and 3. in the other, and say that by youre devision yove finde that the firste maniple of musketes is to marche withe 12. rankes of 4. musketes in eache ranke, whiche is for the linenge shot of the right flanke of youre squadron. That don say that also by, youre laste devision yove finde 12. rankes of 3. musketes in eache ranke to guarinshe the liefte flanke of youre squadron, and say that the two flankes of youre squadron are linede, withe shott, meaninge 4. in eache ranke of the linenge of the righte flanke, and 3. in eache ran∣ke of the linenge of the liefte flanke; so the two flankes are lined.

That don, say that 12. the fronte of youre pikes adinge therunto 7. musketes of the linenges of the two flakes makethe 19 and say that in youre laste devision yove finde that 19. rankes of 4. musquetes in ea∣che ranke are to marche for the linenge shott of the vangarde, and al∣soe 19. rankes of 3. musketes are to marche in the laste devision of shott for the linenge of the rergarde of youre battell, as by the figure before and in the devisiones of the same yove see plainely declared, and so youre squadron of pikes is proportionally lined every way in as mu∣che as the devision and number can affourde.