| All ships | Sail lowering speed +5%Yard rotation speed +5% | Book: A Treatise on Rigging Handling | |
| All ships | Square sail force +5%Jib & staysail force −3% | Book: A Treatise on Square Sails Trim | |
| All ships | Square sail force −3%Jib & staysail force +5% | Book: A Treatise on Staysails Trim | |
| All ships | Horizontal dispersion −0.5%Vertical dispersion −0.5% | Book: Aiming | |
| All ships | Heel (max roll angle) −5%Max speed +1.25% | Book: Art of Cargo Distribution | |
| All ships | Heel (max roll angle) −8%Max speed +2%Turn rate +4%Rudder half-turn time −7% | Book: Art of Ship Handling | |
| All ships | Turn rate +2%Rudder half-turn time −5% | Book: Art of Steering by Rudder | |
| 6th–7th rates | Heel (max roll angle) −4.5%Max speed +0.45% | Book: Ballast Tuning 6-7th | |
| 1st–3rd rates | Heel (max roll angle) −1.5%Max speed +0.45% | Book: Ballast Tuning 1-3rd | |
| 4th–5th rates | Heel (max roll angle) −3%Max speed +0.45% | Book: Ballast Tuning 4-5th | |
| 6th–7th rates | Barricades melee +40%Barricades firepower +20%Boarding attack (axes) −40% | Book: Barricades 6-7th | |
| 1st–3rd rates | Barricades melee +40%Barricades firepower +20%Boarding attack (axes) −40% | Book: Barricades 1-3rd | |
| 4th–5th rates | Barricades melee +40%Barricades firepower +20%Boarding attack (axes) −40% | Book: Barricades 4-5th | |
| 6th–7th rates | Musket accuracy +4%Deck gun accuracy +6% | Book: Boarding Cannons 6-7th | |
| 1st–3rd rates | Musket accuracy +2%Deck gun accuracy +4% | Book: Boarding Cannons 1-3rd | |
| 4th–5th rates | Musket accuracy +3%Deck gun accuracy +5% | Book: Boarding Cannons 4-5th | |
| 6th–7th rates | Crew transfer speed +2 | Book: Boatswain 6-7th | |
| 1st–3rd rates | Crew transfer speed +4 | Book: Boatswain 1-3rd | |
| 4th–5th rates | Crew transfer speed +3 | Book: Boatswain 4-5th | |
| All ships | Armour repair time −5%Sail repair time −5%Rudder repair time −5%Pump repair time −5%Magazine repair time −5%Crew needed for sail repairs −1.5%Crew needed for hull repairs −1.5%Crew transfer speed +2 | Book: Boatswain Combat Reports | |
| All ships | Morale +6Boarding attack (drill) +4%Boarding defence (drill) +2.5%Crew casualty reduction +6.5%Boarding ladder penalty reduction +3.5% | Book: Book of Five Rings | |
| 6th–7th rates | Hull repair amount +0.5%Sail repair amount +0.5%Repair amount +0.5%Hole damage reduction +7%Ramming damage reduction +7% | Book: Carpenters 6-7th | |
| 1st–3rd rates | Hull repair amount +0.5%Sail repair amount +0.5%Repair amount +0.5%Hole damage reduction +3%Ramming damage reduction +3% | Book: Carpenters 1-3rd | |
| 4th–5th rates | Hull repair amount +0.5%Sail repair amount +0.5%Repair amount +0.5%Hole damage reduction +5%Ramming damage reduction +5% | Book: Carpenters 4-5th | |
| All ships | Hull repair amount +1%Sail repair amount +1%Repair amount +1%Armour repair time −2%Sail repair time −2%Rudder repair time −2%Pump repair time −2%Magazine repair time −2%Crew transfer speed +2Crew needed for sail repairs −1%Crew needed for hull repairs −1% | Book: Carpenter Combat Reports | |
| 6th–7th rates | Boarding ladder penalty reduction +2%Crew transfer speed +2 | Book: Climbing 6-7th | |
| 1st–3rd rates | Boarding ladder penalty reduction +1%Crew transfer speed +1 | Book: Climbing 1-3rd | |
| 4th–5th rates | Boarding ladder penalty reduction +1%Crew transfer speed +1 | Book: Climbing 4-5th | |
| 6th–7th rates | Crew +7%Morale −10 | Book: Crew Shifts 6-7th | |
| 1st–3rd rates | Crew +3%Morale −10 | Book: Crew Shifts 1-3rd | |
| 4th–5th rates | Crew +5%Morale −10 | Book: Crew Shifts 4-5th | |
| All ships | Boarding attack (rations) +2%Morale (rations) +2Accuracy (rations) −30% | Book: Drinking | |
| All ships | Hull repair amount +1.5%Sail repair amount +1.5%Repair amount +1.5%Hole damage reduction +7.5%Ramming damage reduction +7.5%Crew needed for sail repairs −0.1%Crew needed for hull repairs −0.1% | Book: Expert Carpentry Handbook | |
| All ships | Rudder half-turn time −12%Reload time −3.25%Horizontal dispersion +10%Vertical dispersion +10% | Loot | |
| All ships | Chance to start fires +75%Fire spread +50%Magazine explosion radius +40%Reload time +50%Crew −60%Turn rate −25% | Loot | |
| All ships | Chance to start fires +75%Fire spread +50%Magazine explosion radius +30%Reload time +50%Crew −60%Turn rate −25% | Loot | |
| All ships | Chance to start fires +75%Fire spread +50%Magazine explosion radius +20%Reload time +50%Crew −60%Turn rate −25% | Loot | |
| 6th–7th rates | Grenades +10% | Book: Grenade Training 6-7th | |
| 1st–3rd rates | Grenades +5% | Book: Grenade Training 1-3rd | |
| 4th–5th rates | Grenades +7.5% | Book: Grenade Training 4-5th | |
| All ships | Horizontal dispersion −1%Vertical dispersion −1% | Book: Gunnery Combat Reports | |
| All ships | Horizontal dispersion −7%Reload time −4%Vertical dispersion −6%Gun depression +3%Gun elevation +3%Firing arc +5%Gun crew needed −5% | Book: Gunnery Encyclopedia | |
| 6th–7th rates | Boarding attack (axes) +2.5%Disengage time −1 s | Book: Handcombat 6-7th | |
| 1st–3rd rates | Boarding attack (axes) +1.5%Disengage time −1 s | Book: Handcombat 1-3rd | |
| 4th–5th rates | Boarding attack (axes) +2%Disengage time −1 s | Book: Handcombat 4-5th | |
| 6th–7th rates | Turn rate +1.5%Rudder half-turn time −4% | Book: Helm Training 6-7th | |
| 1st–3rd rates | Turn rate +0.5%Rudder half-turn time −2% | Book: Helm Training 1-3rd | |
| 4th–5th rates | Turn rate +1%Rudder half-turn time −3% | Book: Helm Training 4-5th | |
| All ships | Horizontal dispersion −1.25%Vertical dispersion −1.25%Reload time −2.25%Gun crew needed −3.5% | Book: Instructions aux Canonniers | |
| All ships | Horizontal dispersion −2%Vertical dispersion −2% | Book: L'Horizon Balistique |