Books you may need

Engineer's Manual:
{"image": "egbook.png", "scale":-4}

Choasnomicon:
{"image": "choasnomicon.png", "scale":-4}

World Domination:
{"image": "openbook.png", "scale":-4}

Materials and You Volume 1:
{"image": "tinkbook1.png", "scale":-4}

Materials and You Volume 2:
{"image": "tinkbook2.png", "scale":-4}

Mighty Smelting:
{"image": "tinkbook3.png", "scale":-4}

Tinkers' Weaponry:
{"image": "tinkbook4.png", "scale":-4}

Diary of a Tinker:
{"image": "tinkbook5.png", "scale":-4}

Cooking for Blockheads:
{"image": "block1.png", "scale":-4}

Cooking for Blockheads I:
{"image": "block2.png", "scale":-4}

Cooking for Blockheads II:
{"image": "block3.png", "scale":-4}

Witches' Brews:
{"image": "brew.png", "scale":-4}

Witchcraft: Collecting Fumes:
{"image": "fumes.png", "scale":-4}

Witchcraft: Distilling:
{"image": "distill.png", "scale":-4}

Witchcraft: Circle Magic:
{"image": "magic.png", "scale":-4}

Witchcraft: Brews & Infusions:
{"image": "infuse.png", "scale":-4}

RFTools Manual:
{"image": "rftools.png", "scale":-4}

RFTools Dimension Manual:
{"image": "rftools1.png", "scale":-4}

Tome of Knowledge Sharing:
{"image": "share.png", "scale":-4}

Lexica Botania:
{"image": "lex.png", "scale":-4}

Agricultural Journal:
{"image": "agric.png", "scale":-4}

