The Artificer's Primer

(Magic Book of Crafting)   Prerequisites: The ability to cast one spell and proficiency in the Arcana skill   This leather bound book seems fragile and may be best not handled too roughly. It is a magic book to boost the crafting abilities of those who possess it and are attuned to it. Obviously this book is best used during downtime.   Once a day, while attuned you can choose one of the following proficiencies to be proficient in: • Alchemist’s Supplies • Brewer’s Supplies • Carpenter’s Tools • Cobbler’s Tools • Glassblower’s Tools • Jeweller’s Tools • Leatherworker’s Tools • Potter’s Tools • Smith’s Tools • Tinker’s Tools • Weaver’s Tools • Woodcarver’s Tools • Herbalism Kit Poisoner’s Kit   It also cuts the time/cost of crafting.   Normal Crafting:  

Rarity	Proficiency Bonus	DC	Time to Craft
**Common**	+2	10	2d4 Days
**Uncommon**	+3	15	3d4 Days
**Rare**	+4	20	4d4 Days
**Very Rare**	+5	25	5d4 Days
**Legendary**	+6	30	6d4 Days

  With Book Attuned:  

Rarity	Proficiency Bonus	DC	Time to Craft
**Common**	+1	8	1d4 Days
**Uncommon**	+2	12	1d4_1 Days
**Rare**	+3	15	3d4 Days
**Very Rare**	+4	20	4d4 Days
**Legendary**	+5	28	5d4 Days

  Normal time to craft healing potions:

Type	Time	Cost
Healing	1 day	25 gp
Greater Healing	1 workweek	100 gp
Superior Healing	3 workweeks	1,000 gp
Supreme Healing	4 workweeks	10,000 gp

  With Book:

Type	Time	Cost
Healing	1/2 day	20 gp
Greater Healing	4 days	75 gp
Superior Healing	12 days	500 gp
Supreme Healing	15 days	5,000 gp

    Scrolls w/o book:

Spell Level	Time	Cost
Cantrip	1 day	15 gp
1st	1 day	25 gp
2nd	3 days	250 gp
3rd	1 workweek	500 gp
4th	2 workweeks	2,500 gp
5th	4 workweeks	5,000 gp
6th	8 workweeks	15,000 gp
7th	16 workweeks	25,000 gp
8th	32 workweeks	50,000 gp
9th	48 workweeks	250,000 gp

    Scrolls w/ Book:

Spell Level	Time	Cost
Cantrip	1/2 day	10 gp
1st	1/2 day	20 gp
2nd	2 days	200 gp
3rd	5 days	400 gp
4th	7 days	2000 gp
5th	14 days	4000 gp
6th	30 days	10000 gp
7th	60 days	20000 gp
8th	90 days	40000 gp
9th	120 days	200000 gp