After watching dozens of videos on YouTube, I got the general idea on how to clean a treadle sewing machine and what not to do, I felt confident I could begin. Now, a lot of the people who know what they're doing, take the entire treadle apart to clean it. And perhaps they're machine was so bad they had to but I'm not that confident and besides, I simply don't have enough room to do that and I'm more likely to loose important bits and wouldn't be able to put humpty dumpty back together again. So I'm taking it slow and doing one bit at a time. First, I simply took the drawers out and took a soft bristled painting brush and knocked all the heavy dirt off first. The bristles get into all the small nooks and crannies of the desk design. Then I got Murphy's oil soap and some shop towels and Q-tips and started wiping everything down. The oil soap got a lot of grime off but not the really ground in stuff. So onto deep cleaning. I used Gojo original hand cleane