No 1 : Trivet by (simplex electric heating co ) Cambridge Massachusetts USA. Mounted on a slate (11 1/4 x 4 ).
No 1a : The same company mounted on a slate (7 1/4 x 4 ).
No 1b : This one have no mark mounted on a piece of wood and a piece of tin (11 1/4 x 4 ).

No 2 : 3 aluminium trivets the first one embossed with letter (MJOR) the other 2 have no mark .
No3 : Reversible trivets no mark (10'1/2 x 4'1/2").

No 3a : (10 x 4 ).

No 3b : (7 x 4 1/2 ) .

No 3c & 3d : Reversible trivets no mark (8'1/2" x 5').
No 4 : Aluminium trivets by (fentons .m .& . 5 .co .)Montreal Canada pat. applied for (9 1/4 x 6 1/4 ).

No 4a : Same size have 2 stripes of metal.

No 6 : rivets by (American electric pat. apply for heater co Detroit USA ).

No 6a : No mark .

No 8 : Tin trivets marked ( hold fast iron rest) as 2 clips to stay fix by the ironing board.

No 8a : Tin and asbestos trivets marked (silver shield iron rest ).

No 8b : Tin and asbestos trivets marked (fire chief iron rest ).

No 9 : 3 trivets marked on the back (Jos. smart mfg co limited Canada). The bigger one his marked (smart Brockville) with a letter (g ) in the centre. .
No 10 : Trivets by (bless & drake ).

No 11 : Trivets by (ferrosteel Cleveland).

No 12 : Trivets by (ypsilante mfg co ) ypsilante.

No 13 : Trivets by ( keer & coombes ) Hamilton Ont. Canada.

No 14 : Trivets by ( enterprise mfg ) phila USA.

No 15 : Trivets by ( colebrookdale iron co ) potlstown pa.

No 16 : Trivets by ( Ives & co ) Montreal.

No 17 : Trivets by (simplex ) Cambridge mass USA could be fixed at the stove.

No 18 : Trivets with a letter ( t ) in the centre .

No19 : Trivets as 4 legs with letter ( g r ) marked on the back ( copprigt 94 c w 10 king George ).

No 20 : Trivets with a letter ( b ) in the centre.

No 21 : Trivets interlaced hearts plus a letter ( w ).

No 22 : This trivet as a cross and a x with a hole in the centre

No 23 : A trivet beaver probable Canadian.

No 24 : Trivets by ( griswold mfg co . )Erie Penn sylvini the design is a sunburst and round cutous as well as a star.

No 25 : Trivets with 3 bow and a heart.

No 29 : Trivets with hearts and flowers the handle is missing.

No 26 : Trivet made by a blacksmith a heart shape.

No 28 : By a blacksmith with a simple design.

No 27 : By a blacksmith a heart with letter ( s d ) stamped.

No 30 : Trivet horseshoe with a diamond and the letter ( d ) in the centre.

No 32 : God bless our home maybe not a trivet but look nice.

No 31 : Rectangular trivet with a letter ( c ) in the centre.

No 33 : A stove trivets .

No 34 : The design is 8 heart.

No 37 : Iron to make wave.

No 35 & 36 : Cathedral pattern trivets .

No38 : Wire trivet .
No 39 : Trivet by ( n - r - streeter magic flutter & polished ) pat sep 18 - 1878 .

No 40 : Trivet with the shape of a turtle .