How to Make a One-Piece Silicone Rubber Block Mold: This step-by-step mold making tutorial shows you how to make a simple, one-piece silicone block mold of a small, decorative object.
Mold Making – brickintheyard
Expressions LTD Polytek Platsil 73-15 Silicone Mold Rubber
Polytek Development Corp.
Beginner's Basics' – mouldmaking and casting explained
Silicone Mold Making: One Piece Silicone Block Mold
How to Make a One-Piece Silicone Rubber Block Mold - Polytek Development Corp.
Resin Casting Small Parts – Austin Slot Car Club
Polytek Development Corp.
Making hollow casts in open or 'closed' moulds
Different Types of Common Molds. - Aeromarine Products Inc.
How to Make a DIY Silicone Mould